| Similarity | Rank | |
|---|---|---|
| [number]_year_ago | 0.766 | 3595 |
| [number]_year_before | 0.689 | 47074 |
| nearly_[number]_year_ago | 0.686 | 48159 |
| some_[number]_year_ago | 0.686 | 44893 |
| twenty_year_ago | 0.684 | 66247 |
| almost_[number]_year_ago | 0.676 | 51448 |
| more_than_[number]_year_ago | 0.668 | 24310 |
| two_decade_ago | 0.658 | 95707 |
| year_earlier | 0.658 | 79632 |
| over_[number]_year_ago | 0.653 | 22327 |
| ten_year_ago | 0.644 | 32649 |
| a_decade_ago | 0.641 | 23265 |
| [number]_year_later | 0.640 | 15406 |
| a_year_earlier | 0.631 | 49159 |
| five_year_ago | 0.631 | 21349 |
| thirty_year_ago | 0.623 | 57364 |
| decade_ago | 0.621 | 32413 |
| four_year_ago | 0.615 | 22498 |
| [number]_year_after | 0.615 | 18443 |
| two_year_later | 0.611 | 31881 |
| two_year_before | 0.610 | 85612 |
| six_year_ago | 0.610 | 44920 |
| eight_year_ago | 0.603 | 65575 |
| year_before | 0.599 | 11212 |
| forty_year_ago | 0.598 | 84520 |