| Similarity | Rank | |
|---|---|---|
| mid-nineteenth | 0.915 | 88557 |
| mid-19th | 0.914 | 69151 |
| 1920s | 0.887 | 14792 |
| nineteenth | 0.886 | 15827 |
| 1900s | 0.884 | 28575 |
| twentieth | 0.880 | 14125 |
| 1950s | 0.871 | 9648 |
| 1960s | 0.870 | 7911 |
| 1940s | 0.869 | 16777 |
| 20th-century | 0.869 | 53488 |
| 1910s | 0.865 | 92300 |
| 1930s | 0.864 | 11976 |
| 1890s | 0.856 | 37499 |
| 1800s | 0.854 | 21705 |
| 1880s | 0.851 | 36300 |
| mid-1800s | 0.851 | 87244 |
| 1900's | 0.850 | 40795 |
| twentieth-century | 0.842 | 52611 |
| 1920's | 0.838 | 30219 |
| 1970s | 0.836 | 7314 |
| 1860s | 0.836 | 44310 |
| 1870s | 0.833 | 43942 |
| 1830s | 0.833 | 54180 |
| 1960's | 0.833 | 19445 |
| 1930's | 0.832 | 26347 |