| Similarity | Rank | |
|---|---|---|
| 1870s | 0.984 | 43942 |
| 1850s | 0.982 | 43991 |
| 1880s | 0.975 | 36300 |
| 1890s | 0.970 | 37499 |
| 1840s | 0.965 | 51890 |
| 1860's | 0.961 | 85226 |
| 1830s | 0.958 | 54180 |
| 1890's | 0.951 | 74390 |
| 1870's | 0.947 | 85011 |
| 1850's | 0.947 | 79840 |
| 1820s | 0.946 | 73165 |
| 1880's | 0.941 | 69401 |
| mid-1800s | 0.936 | 87244 |
| 1800s | 0.933 | 21705 |
| mid-19th | 0.930 | 69151 |
| 1900s | 0.923 | 28575 |
| mid-nineteenth | 0.917 | 88557 |
| 1800's | 0.909 | 30737 |
| 1900's | 0.905 | 40795 |
| 1920s | 0.897 | 14792 |
| 1700s | 0.881 | 45260 |
| 1930s | 0.873 | 11976 |
| 1910s | 0.871 | 92300 |
| 1920's | 0.869 | 30219 |
| 1870 | 0.862 | 23979 |