| Similarity | Rank | |
|---|---|---|
| of_the_1930 | 0.845 | 48992 |
| and_1930 | 0.839 | 64056 |
| of_the_1950 | 0.786 | 52245 |
| and_1940 | 0.783 | 82992 |
| the_1920 | 0.775 | 50431 |
| 1930 | 0.760 | 40274 |
| 1920 | 0.757 | 47729 |
| in_the_1920 | 0.755 | 18295 |
| in_the_1930 | 0.751 | 14463 |
| during_the_1920 | 0.744 | 91310 |
| during_the_1930 | 0.737 | 71151 |
| of_the_1960 | 0.734 | 28673 |
| the_early_twentieth_century | 0.726 | 43256 |
| the_1930 | 0.725 | 34500 |
| 1950 | 0.717 | 23208 |
| of_the_1970 | 0.702 | 39017 |
| and_1960 | 0.699 | 37048 |
| '60s | 0.696 | 70225 |
| the_late_[number]_century | 0.689 | 59566 |
| early_[number]_century | 0.685 | 23404 |
| the_'50s | 0.683 | 91892 |
| postwar | 0.682 | 52009 |
| in_the_1940 | 0.676 | 24811 |
| of_the_[number]_th_century | 0.674 | 70817 |
| early_twentieth_century | 0.673 | 84279 |