diff --git a/README.md b/README.md
index c1d1044..04d4b67 100644
--- a/README.md
+++ b/README.md
@@ -28,7 +28,7 @@ anymore! JavaScript and TypeScript now have [data-structure-typed]().**`Benchmar
 
 ### We provide data structures that are not available in JS/TS
 
-Heap, Binary Tree, RedBlack Tree, Linked List, Deque, Trie, Directed Graph, Undirected Graph, BST, AVL Tree, Priority Queue, Queue, Tree Multiset.
+Heap, Binary Tree, Red Black Tree, Linked List, Deque, Trie, Directed Graph, Undirected Graph, BST, AVL Tree, Priority Queue, Queue, Tree Multiset.
 
 
 ### Performance surpasses that of native JS/TS
@@ -41,6 +41,7 @@ Heap, Binary Tree, RedBlack Tree, Linked List, Deque, Trie, Directed Graph, Undi
     <th>Time Taken (ms)</th>
     <th>Scale</th>
     <th>Belongs To</th>
+    <th>Time Complexity</th>
   </tr>
   </thead>
   <tbody>
@@ -49,42 +50,49 @@ Heap, Binary Tree, RedBlack Tree, Linked List, Deque, Trie, Directed Graph, Undi
     <td>5.83</td>
     <td>100,000</td>
     <td>data-structure-typed</td>
+    <td>O(1)</td>
   </tr>
   <tr>
     <td>Array.push &amp; shift</td>
     <td>2829.59</td>
     <td>100,000</td>
     <td>Native JS</td>
+    <td>O(n)</td>
   </tr>
   <tr>
     <td>Deque.unshift &amp; shift</td>
     <td>2.44</td>
     <td>100,000</td>
     <td>data-structure-typed</td>
+    <td>O(1)</td>
   </tr>
   <tr>
     <td>Array.unshift &amp; shift</td>
     <td>4750.37</td>
     <td>100,000</td>
     <td>Native JS</td>
+    <td>O(n)</td>
   </tr>
   <tr>
     <td>HashMap.set</td>
     <td>122.51</td>
     <td>1,000,000</td>
     <td>data-structure-typed</td>
+    <td>O(1)</td>
   </tr>
   <tr>
     <td>Map.set</td>
     <td>223.80</td>
     <td>1,000,000</td>
     <td>Native JS</td>
+    <td>O(1)</td>
   </tr>
   <tr>
     <td>Set.add</td>
     <td>185.06</td>
     <td>1,000,000</td>
     <td>Native JS</td>
+    <td>O(1)</td>
   </tr>
   </tbody>
 </table>
@@ -105,9 +113,9 @@ yarn add data-structure-typed
 
 ```js
 import {
-  BinaryTree, Graph, Queue, Stack, PriorityQueue, BST, Trie, DoublyLinkedList,
-  AVLTree, MinHeap, SinglyLinkedList, DirectedGraph, TreeMultimap,
-  DirectedVertex, AVLTreeNode
+  Heap, Graph, Queue, Deque, PriorityQueue, BST, Trie, DoublyLinkedList,
+  AVLTree, SinglyLinkedList, DirectedGraph, RedBlackTree, TreeMultimap,
+  DirectedVertex, Stack, AVLTreeNode
 } from 'data-structure-typed';
 ```
 
@@ -140,7 +148,7 @@ our [visual tool](https://github.com/zrwusa/vivid-algorithm)
 
 ## Code Snippets
 
-### RedBlackTree snippet
+### Red Black Tree snippet
 
 #### TS
 
@@ -931,43 +939,43 @@ We strictly adhere to computer science theory and software development standards
 [//]: # (No deletion!!! Start of Replace Section)
 <div class="json-to-html-collapse clearfix 0">
       <div class='collapsible level0' ><span class='json-to-html-label'>avl-tree</span></div>
-      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>10,000 add randomly</td><td>126.82</td><td>7.88</td><td>0.01</td></tr><tr><td>10,000 add & delete randomly</td><td>186.36</td><td>5.37</td><td>0.00</td></tr><tr><td>10,000 addMany</td><td>133.15</td><td>7.51</td><td>0.00</td></tr><tr><td>10,000 get</td><td>50.65</td><td>19.74</td><td>5.59e-4</td></tr></table></div>
+      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>10,000 add randomly</td><td>132.61</td><td>7.54</td><td>0.03</td></tr><tr><td>10,000 add & delete randomly</td><td>179.82</td><td>5.56</td><td>0.00</td></tr><tr><td>10,000 addMany</td><td>128.84</td><td>7.76</td><td>7.04e-4</td></tr><tr><td>10,000 get</td><td>48.40</td><td>20.66</td><td>3.34e-4</td></tr></table></div>
     </div><div class="json-to-html-collapse clearfix 0">
       <div class='collapsible level0' ><span class='json-to-html-label'>binary-tree-overall</span></div>
-      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>10,000 RBTree add</td><td>6.12</td><td>163.48</td><td>1.94e-4</td></tr><tr><td>10,000 RBTree add & delete randomly</td><td>15.46</td><td>64.70</td><td>3.64e-4</td></tr><tr><td>10,000 RBTree get</td><td>19.98</td><td>50.06</td><td>0.00</td></tr><tr><td>10,000 AVLTree add</td><td>130.40</td><td>7.67</td><td>0.02</td></tr><tr><td>10,000 AVLTree add & delete randomly</td><td>193.64</td><td>5.16</td><td>0.01</td></tr><tr><td>10,000 AVLTree get</td><td>0.99</td><td>1005.44</td><td>3.95e-5</td></tr></table></div>
+      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>10,000 RBTree add</td><td>5.84</td><td>171.12</td><td>8.80e-5</td></tr><tr><td>10,000 RBTree add & delete randomly</td><td>16.30</td><td>61.34</td><td>0.01</td></tr><tr><td>10,000 RBTree get</td><td>19.80</td><td>50.50</td><td>0.00</td></tr><tr><td>10,000 AVLTree add</td><td>122.94</td><td>8.13</td><td>0.00</td></tr><tr><td>10,000 AVLTree add & delete randomly</td><td>185.43</td><td>5.39</td><td>0.00</td></tr><tr><td>10,000 AVLTree get</td><td>0.96</td><td>1044.69</td><td>6.87e-6</td></tr></table></div>
     </div><div class="json-to-html-collapse clearfix 0">
       <div class='collapsible level0' ><span class='json-to-html-label'>rb-tree</span></div>
-      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>100,000 add</td><td>90.72</td><td>11.02</td><td>0.03</td></tr><tr><td>100,000 add & delete randomly</td><td>228.77</td><td>4.37</td><td>0.02</td></tr><tr><td>100,000 getNode</td><td>192.25</td><td>5.20</td><td>5.16e-4</td></tr><tr><td>100,000 add & iterator</td><td>112.49</td><td>8.89</td><td>0.01</td></tr></table></div>
+      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>100,000 add</td><td>79.39</td><td>12.60</td><td>0.00</td></tr><tr><td>100,000 add & delete randomly</td><td>211.76</td><td>4.72</td><td>0.00</td></tr><tr><td>100,000 getNode</td><td>169.34</td><td>5.91</td><td>6.62e-4</td></tr><tr><td>100,000 add & iterator</td><td>112.02</td><td>8.93</td><td>0.01</td></tr></table></div>
     </div><div class="json-to-html-collapse clearfix 0">
       <div class='collapsible level0' ><span class='json-to-html-label'>directed-graph</span></div>
-      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>1,000 addVertex</td><td>0.11</td><td>9250.94</td><td>1.22e-5</td></tr><tr><td>1,000 addEdge</td><td>6.35</td><td>157.51</td><td>2.88e-4</td></tr><tr><td>1,000 getVertex</td><td>0.05</td><td>2.06e+4</td><td>8.69e-6</td></tr><tr><td>1,000 getEdge</td><td>23.02</td><td>43.43</td><td>0.00</td></tr><tr><td>tarjan</td><td>213.85</td><td>4.68</td><td>0.01</td></tr><tr><td>tarjan all</td><td>6674.11</td><td>0.15</td><td>0.28</td></tr><tr><td>topologicalSort</td><td>179.09</td><td>5.58</td><td>0.00</td></tr></table></div>
+      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>1,000 addVertex</td><td>0.10</td><td>9590.36</td><td>1.32e-6</td></tr><tr><td>1,000 addEdge</td><td>6.19</td><td>161.68</td><td>4.32e-4</td></tr><tr><td>1,000 getVertex</td><td>0.05</td><td>2.16e+4</td><td>3.75e-7</td></tr><tr><td>1,000 getEdge</td><td>24.72</td><td>40.45</td><td>0.01</td></tr><tr><td>tarjan</td><td>226.08</td><td>4.42</td><td>0.01</td></tr><tr><td>tarjan all</td><td>6667.55</td><td>0.15</td><td>0.27</td></tr><tr><td>topologicalSort</td><td>186.59</td><td>5.36</td><td>0.00</td></tr></table></div>
     </div><div class="json-to-html-collapse clearfix 0">
       <div class='collapsible level0' ><span class='json-to-html-label'>hash-map</span></div>
-      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>1,000,000 set</td><td>131.27</td><td>7.62</td><td>0.05</td></tr><tr><td>Native Map 1,000,000 set</td><td>267.34</td><td>3.74</td><td>0.04</td></tr><tr><td>Native Set 1,000,000 add</td><td>207.03</td><td>4.83</td><td>0.06</td></tr><tr><td>1,000,000 set & get</td><td>132.19</td><td>7.56</td><td>0.03</td></tr><tr><td>Native Map 1,000,000 set & get</td><td>276.30</td><td>3.62</td><td>0.01</td></tr><tr><td>Native Set 1,000,000 add & has</td><td>187.74</td><td>5.33</td><td>0.02</td></tr><tr><td>1,000,000 ObjKey set & get</td><td>336.39</td><td>2.97</td><td>0.03</td></tr><tr><td>Native Map 1,000,000 ObjKey set & get</td><td>394.47</td><td>2.54</td><td>0.09</td></tr><tr><td>Native Set 1,000,000 ObjKey add & has</td><td>295.48</td><td>3.38</td><td>0.04</td></tr></table></div>
+      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>1,000,000 set</td><td>137.00</td><td>7.30</td><td>0.08</td></tr><tr><td>Native Map 1,000,000 set</td><td>236.58</td><td>4.23</td><td>0.05</td></tr><tr><td>Native Set 1,000,000 add</td><td>187.78</td><td>5.33</td><td>0.05</td></tr><tr><td>1,000,000 set & get</td><td>123.91</td><td>8.07</td><td>0.04</td></tr><tr><td>Native Map 1,000,000 set & get</td><td>286.03</td><td>3.50</td><td>0.03</td></tr><tr><td>Native Set 1,000,000 add & has</td><td>188.67</td><td>5.30</td><td>0.03</td></tr><tr><td>1,000,000 ObjKey set & get</td><td>327.70</td><td>3.05</td><td>0.05</td></tr><tr><td>Native Map 1,000,000 ObjKey set & get</td><td>285.22</td><td>3.51</td><td>0.05</td></tr><tr><td>Native Set 1,000,000 ObjKey add & has</td><td>278.08</td><td>3.60</td><td>0.07</td></tr></table></div>
     </div><div class="json-to-html-collapse clearfix 0">
       <div class='collapsible level0' ><span class='json-to-html-label'>heap</span></div>
-      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>100,000 add & poll</td><td>24.18</td><td>41.35</td><td>6.43e-4</td></tr><tr><td>100,000 add & dfs</td><td>33.64</td><td>29.72</td><td>0.00</td></tr><tr><td>10,000 fib add & pop</td><td>363.38</td><td>2.75</td><td>0.00</td></tr></table></div>
+      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>100,000 add & poll</td><td>23.99</td><td>41.68</td><td>0.00</td></tr><tr><td>100,000 add & dfs</td><td>33.23</td><td>30.09</td><td>0.00</td></tr><tr><td>10,000 fib add & pop</td><td>358.16</td><td>2.79</td><td>0.00</td></tr></table></div>
     </div><div class="json-to-html-collapse clearfix 0">
       <div class='collapsible level0' ><span class='json-to-html-label'>doubly-linked-list</span></div>
-      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>1,000,000 push</td><td>220.16</td><td>4.54</td><td>0.03</td></tr><tr><td>1,000,000 unshift</td><td>210.84</td><td>4.74</td><td>0.05</td></tr><tr><td>1,000,000 unshift & shift</td><td>189.59</td><td>5.27</td><td>0.07</td></tr><tr><td>1,000,000 addBefore</td><td>412.74</td><td>2.42</td><td>0.17</td></tr></table></div>
+      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>1,000,000 push</td><td>229.07</td><td>4.37</td><td>0.06</td></tr><tr><td>1,000,000 unshift</td><td>217.64</td><td>4.59</td><td>0.08</td></tr><tr><td>1,000,000 unshift & shift</td><td>175.13</td><td>5.71</td><td>0.04</td></tr><tr><td>1,000,000 addBefore</td><td>342.22</td><td>2.92</td><td>0.08</td></tr></table></div>
     </div><div class="json-to-html-collapse clearfix 0">
       <div class='collapsible level0' ><span class='json-to-html-label'>singly-linked-list</span></div>
-      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>1,000,000 push & shift</td><td>252.06</td><td>3.97</td><td>0.09</td></tr><tr><td>10,000 push & pop</td><td>230.29</td><td>4.34</td><td>0.01</td></tr><tr><td>10,000 addBefore</td><td>261.57</td><td>3.82</td><td>0.01</td></tr></table></div>
+      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>1,000,000 push & shift</td><td>210.65</td><td>4.75</td><td>0.06</td></tr><tr><td>10,000 push & pop</td><td>214.54</td><td>4.66</td><td>0.01</td></tr><tr><td>10,000 addBefore</td><td>248.45</td><td>4.02</td><td>0.01</td></tr></table></div>
     </div><div class="json-to-html-collapse clearfix 0">
       <div class='collapsible level0' ><span class='json-to-html-label'>priority-queue</span></div>
-      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>100,000 add & poll</td><td>75.71</td><td>13.21</td><td>8.95e-4</td></tr></table></div>
+      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>100,000 add & poll</td><td>75.67</td><td>13.22</td><td>0.00</td></tr></table></div>
     </div><div class="json-to-html-collapse clearfix 0">
       <div class='collapsible level0' ><span class='json-to-html-label'>deque</span></div>
-      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>1,000,000 push</td><td>25.18</td><td>39.71</td><td>0.01</td></tr><tr><td>1,000,000 push & pop</td><td>33.52</td><td>29.83</td><td>0.01</td></tr><tr><td>100,000 push & shift</td><td>3.61</td><td>276.96</td><td>5.50e-4</td></tr><tr><td>Native Array 100,000 push & shift</td><td>2703.16</td><td>0.37</td><td>0.11</td></tr><tr><td>100,000 unshift & shift</td><td>3.73</td><td>268.14</td><td>8.29e-4</td></tr><tr><td>Native Array 100,000 unshift & shift</td><td>4767.61</td><td>0.21</td><td>0.40</td></tr></table></div>
+      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>1,000,000 push</td><td>13.14</td><td>76.13</td><td>1.36e-4</td></tr><tr><td>10,000 push & delete</td><td>4716.79</td><td>0.21</td><td>0.13</td></tr><tr><td>1,000,000 push & pop</td><td>22.38</td><td>44.68</td><td>0.00</td></tr><tr><td>100,000 push & shift</td><td>2.15</td><td>464.20</td><td>1.98e-5</td></tr><tr><td>Native Array 100,000 push & shift</td><td>2241.30</td><td>0.45</td><td>0.14</td></tr><tr><td>100,000 unshift & shift</td><td>2.34</td><td>426.69</td><td>0.00</td></tr><tr><td>Native Array 100,000 unshift & shift</td><td>3971.32</td><td>0.25</td><td>0.18</td></tr></table></div>
     </div><div class="json-to-html-collapse clearfix 0">
       <div class='collapsible level0' ><span class='json-to-html-label'>queue</span></div>
-      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>1,000,000 push</td><td>50.56</td><td>19.78</td><td>0.01</td></tr><tr><td>100,000 push & shift</td><td>5.99</td><td>166.85</td><td>0.00</td></tr><tr><td>Native Array 100,000 push & shift</td><td>2962.43</td><td>0.34</td><td>0.29</td></tr><tr><td>Native Array 100,000 push & pop</td><td>4.49</td><td>222.69</td><td>3.01e-4</td></tr></table></div>
+      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>1,000,000 push</td><td>44.80</td><td>22.32</td><td>0.01</td></tr><tr><td>100,000 push & shift</td><td>4.91</td><td>203.64</td><td>1.15e-4</td></tr><tr><td>Native Array 100,000 push & shift</td><td>2116.78</td><td>0.47</td><td>0.12</td></tr><tr><td>Native Array 100,000 push & pop</td><td>4.30</td><td>232.29</td><td>9.32e-5</td></tr></table></div>
     </div><div class="json-to-html-collapse clearfix 0">
       <div class='collapsible level0' ><span class='json-to-html-label'>stack</span></div>
-      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>1,000,000 push</td><td>59.68</td><td>16.76</td><td>0.03</td></tr><tr><td>1,000,000 push & pop</td><td>52.04</td><td>19.22</td><td>0.01</td></tr></table></div>
+      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>1,000,000 push</td><td>42.15</td><td>23.72</td><td>0.00</td></tr><tr><td>1,000,000 push & pop</td><td>52.90</td><td>18.90</td><td>0.02</td></tr></table></div>
     </div><div class="json-to-html-collapse clearfix 0">
       <div class='collapsible level0' ><span class='json-to-html-label'>trie</span></div>
-      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>100,000 push</td><td>47.70</td><td>20.96</td><td>0.00</td></tr><tr><td>100,000 getWords</td><td>66.53</td><td>15.03</td><td>0.00</td></tr></table></div>
+      <div class="content"><table style="display: table; width:100%; table-layout: fixed;"><tr><th>test name</th><th>time taken (ms)</th><th>executions per sec</th><th>sample deviation</th></tr><tr><td>100,000 push</td><td>44.55</td><td>22.45</td><td>8.46e-4</td></tr><tr><td>100,000 getWords</td><td>87.48</td><td>11.43</td><td>0.00</td></tr></table></div>
     </div>
 
 [//]: # (No deletion!!! End of Replace Section)
diff --git a/package.json b/package.json
index 3acbf2f..ee65e6f 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "data-structure-typed",
   "version": "1.50.0",
-  "description": "Data Structures of Javascript & TypeScript. Heap, Binary Tree, Red Black Tree, Linked List, Deque, Trie, HashMap, Directed Graph, Undirected Graph, Binary Search Tree(BST), AVL Tree, Priority Queue, Graph, Queue, Tree Multiset, Singly Linked List, Doubly Linked List, Max Heap, Max Priority Queue, Min Heap, Min Priority Queue, Stack. Benchmark compared with C++ STL. API aligned with ES6 and Java.util. Usability is comparable to Python",
+  "description": "Javascript Data Structure. Heap, Binary Tree, Red Black Tree, Linked List, Deque, Trie, HashMap, Directed Graph, Undirected Graph, Binary Search Tree(BST), AVL Tree, Priority Queue, Graph, Queue, Tree Multiset, Singly Linked List, Doubly Linked List, Max Heap, Max Priority Queue, Min Heap, Min Priority Queue, Stack. Benchmark compared with C++ STL. API aligned with ES6 and Java.util. Usability is comparable to Python",
   "main": "dist/cjs/index.js",
   "module": "dist/mjs/index.js",
   "types": "dist/mjs/index.d.ts",
@@ -92,17 +92,14 @@
     "typescript": "^5.3.2"
   },
   "keywords": [
+    "data structure",
+    "data-structure",
+    "datastructure",
+    "javascript data structure",
+    "typescript data structure",
+    "js data structure",
     "data",
     "structure",
-    "structures",
-    "data structure",
-    "datastructure",
-    "data-structure",
-    "data structures",
-    "datastructures",
-    "data-structures",
-    "in data structures",
-    "in data structure",
     "binary",
     "depth",
     "breadth",
@@ -112,7 +109,7 @@
     "avl",
     "red",
     "black",
-    "redblack",
+    "red black",
     "RB",
     "segment",
     "prefix",
@@ -150,7 +147,6 @@
     "Python",
     "collections",
     "Python Collections",
-    "pythoncollections",
     "python-collections",
     "C#",
     "System.Collections.Generic",
@@ -159,41 +155,30 @@
     "Java",
     "util",
     "binary search tree",
-    "binarysearchtree",
     "binary-search-tree",
     "BST",
     "binary tree",
-    "binarytree",
     "binary-tree",
     "red black tree",
-    "redblacktree",
-    "redblack tree",
+    "red black tree",
     "red-black-tree",
-    "redblack-tree",
+    "rb tree",
     "trie",
     "prefix tree",
-    "prefixtree",
     "prefix-tree",
     "avl tree",
-    "avltree",
     "avl-tree",
     "tree set",
-    "treeset",
     "tree-set",
     "tree multiset",
-    "treemultiset",
     "tree-multiset",
     "tree map",
-    "treemap",
     "tree-map",
     "tree multimap",
-    "treemultimap",
     "tree-multimap",
     "binary indexed tree",
-    "binaryindexedtree",
     "binary-indexed-tree",
     "segment tree",
-    "segmenttree",
     "segment-tree",
     "sort",
     "sorted",
@@ -203,60 +188,46 @@
     "morris",
     "Morris",
     "bellman ford",
-    "bellmanford",
     "bellman-ford",
     "dijkstra",
     "Dijkstra",
     "floyd warshall",
-    "floydwarshall",
     "floyd-warshall",
     "tarjan",
     "tarjan's",
     "dfs",
     "depth first Search",
-    "depthfirstSearch",
     "depth-first-Search",
     "bfs",
     "breadth first search",
-    "breadthfirstsearch",
     "dfs iterative",
     "recursive",
     "iterative",
     "directed graph",
-    "directedgraph",
     "directed-graph",
     "undirected graph",
-    "undirectedgraph",
     "undirected-graph",
     "min heap",
-    "minheap",
     "min-heap",
     "max heap",
-    "maxheap",
     "max-heap",
     "priority queue",
-    "priorityqueue",
     "priority-queue",
     "max priority queue",
-    "maxpriorityqueue",
     "max-priority-queue",
     "min priority queue",
-    "minpriorityqueue",
     "min-priority-queue",
     "hash",
     "map",
-    "hash map",
     "hashmap",
+    "hash map",
     "hash-map",
     "deque",
     "linked list",
-    "linkedlist",
     "linked-list",
     "singly linked list",
-    "singlylinkedlist",
     "singly-linked-list",
     "doubly linked list",
-    "doublylinkedlist",
     "doubly-linked-list",
     "stack",
     "CommonJS",