| Similarity | Rank | |
|---|---|---|
| post-war | 0.956 | 26889 |
| post-World | 0.903 | 71516 |
| prewar | 0.866 | 81543 |
| pre-war | 0.843 | 49768 |
| wartime | 0.816 | 22754 |
| war-time | 0.809 | 99605 |
| 1930s | 0.786 | 11976 |
| twentieth-century | 0.766 | 52611 |
| mid-20th | 0.761 | 75724 |
| 20th-century | 0.756 | 53488 |
| Soviet | 0.756 | 5862 |
| post-Soviet | 0.754 | 74750 |
| WWII | 0.750 | 14497 |
| 1960s | 0.748 | 7911 |
| 1950s | 0.742 | 9648 |
| 1920s | 0.739 | 14792 |
| '30s | 0.737 | 67801 |
| WWI | 0.728 | 36445 |
| 1940s | 0.727 | 16777 |
| mid-1950s | 0.726 | 83299 |
| era's | 0.725 | 81740 |
| Stalinist | 0.724 | 57159 |
| Stalin's | 0.715 | 48814 |
| 1930's | 0.714 | 26347 |
| mid-1960s | 0.714 | 63672 |