| Similarity | Rank | |
|---|---|---|
| a_short_history_of | 0.786 | 91383 |
| a_brief_overview_of | 0.682 | 77096 |
| an_overview_of | 0.657 | 9949 |
| the_history_of | 0.650 | 1208 |
| history_of | 0.615 | 3088 |
| the_early_history_of | 0.604 | 57852 |
| an_introduction_to | 0.594 | 8851 |
| a_brief_summary_of | 0.591 | 95793 |
| an_outline_of | 0.588 | 48658 |
| the_early_day_of | 0.585 | 52657 |
| its_history | 0.582 | 13298 |
| a_brief_description_of | 0.571 | 62672 |
| historical_background | 0.570 | 60176 |
| background_information_on | 0.568 | 97665 |
| an_explanation_of | 0.566 | 39551 |
| an_overview | 0.556 | 45310 |
| a_look_back_at | 0.556 | 96185 |
| some_background | 0.554 | 49031 |
| the_origin_of | 0.549 | 6560 |
| a_description_of | 0.548 | 11352 |
| overview_of | 0.543 | 8968 |
| an_introduction | 0.543 | 31890 |
| give_an_overview_of | 0.539 | 27880 |
| some_information_about | 0.537 | 81247 |
| an_account_of | 0.532 | 29083 |