| Similarity | Rank | |
|---|---|---|
| Civilizations | 0.897 | 74084 |
| Empires | 0.804 | 50903 |
| Origins | 0.754 | 26686 |
| Antiquity | 0.754 | 72725 |
| Imperialism | 0.753 | 73150 |
| Modernity | 0.746 | 82029 |
| Revolutions | 0.743 | 64403 |
| civilization | 0.733 | 8055 |
| Mythology | 0.727 | 55171 |
| Ideology | 0.726 | 65747 |
| Prehistoric | 0.718 | 79408 |
| Ancient | 0.715 | 11132 |
| Empire | 0.712 | 6157 |
| Nationalism | 0.707 | 67573 |
| Capitalism | 0.706 | 28500 |
| Postmodern | 0.706 | 97163 |
| Materialism | 0.704 | 97852 |
| History | 0.703 | 3008 |
| Conquest | 0.702 | 41702 |
| Humanism | 0.700 | 73880 |
| Religions | 0.696 | 40113 |
| Cultures | 0.687 | 37307 |
| Rebirth | 0.685 | 60934 |
| Culture | 0.684 | 7493 |
| Archeology | 0.683 | 96650 |