| Similarity | Rank | |
|---|---|---|
| thirty_year | 0.809 | 50296 |
| twenty_year | 0.795 | 36702 |
| fifty_year | 0.783 | 57685 |
| ten_year | 0.768 | 11316 |
| fifteen_year | 0.761 | 58794 |
| twelve_year | 0.721 | 80980 |
| seven_year | 0.707 | 16195 |
| eight_year | 0.706 | 25711 |
| three_decade | 0.705 | 71313 |
| a_decade | 0.701 | 16201 |
| nine_year | 0.700 | 43608 |
| two_decade | 0.700 | 54811 |
| many_year | 0.698 | 14319 |
| [number]_year | 0.685 | 871 |
| several_year | 0.675 | 27038 |
| more_than_[number]_year | 0.674 | 17335 |
| six_year | 0.670 | 17248 |
| a_few_year | 0.667 | 29387 |
| nearly_[number]_year | 0.666 | 59517 |
| almost_[number]_year | 0.660 | 34884 |
| about_[number]_year | 0.659 | 29004 |
| five_year | 0.652 | 6487 |
| half_a_century | 0.636 | 54049 |
| a_century | 0.636 | 19200 |
| three_year | 0.631 | 5390 |