| Similarity | Rank | |
|---|---|---|
| since_the_1980 | 0.882 | 33745 |
| since_the_1960 | 0.881 | 41789 |
| since_the_1990 | 0.844 | 42224 |
| since_the_1950 | 0.819 | 59926 |
| since_the_early_1980 | 0.796 | 99222 |
| since_the_early_1990 | 0.792 | 60422 |
| in_recent_decade | 0.768 | 25104 |
| over_the_past_two_decade | 0.766 | 41635 |
| over_the_past_decade | 0.760 | 13148 |
| over_the_last_two_decade | 0.742 | 59995 |
| over_the_last_decade | 0.739 | 16951 |
| in_recent_year | 0.732 | 2460 |
| the_past_[number]_year | 0.732 | 3204 |
| over_the_past_few_decade | 0.732 | 77476 |
| over_the_last_few_decade | 0.731 | 95036 |
| in_the_past_decade | 0.731 | 23058 |
| over_the_past_three_decade | 0.727 | 95559 |
| in_the_last_decade | 0.725 | 17411 |
| since_[number] | 0.725 | 490 |
| during_the_past_decade | 0.719 | 70142 |
| the_last_[number]_year | 0.717 | 3311 |
| in_the_last_two_decade | 0.713 | 71953 |
| in_the_1970_and_1980 | 0.710 | 73823 |
| in_the_1970 | 0.710 | 8581 |
| for_decade | 0.701 | 4905 |