| Similarity | Rank | |
|---|---|---|
| western | 0.811 | 1128 |
| carpathians | 0.797 | 50357 |
| east | 0.794 | 662 |
| urals | 0.787 | 24691 |
| khuzestan | 0.780 | 81103 |
| southern | 0.780 | 1814 |
| volgograd | 0.776 | 96130 |
| krasnoyarsk | 0.768 | 79546 |
| southeast | 0.761 | 10786 |
| dnieper | 0.758 | 79804 |
| coastland | 0.756 | 54652 |
| south-eastern | 0.756 | 18076 |
| south-east | 0.756 | 5062 |
| kashgar | 0.756 | 81888 |
| north-central | 0.752 | 77601 |
| kuznetsk | 0.748 | 84424 |
| bukovina | 0.747 | 76395 |
| u.s.s.r. | 0.747 | 45030 |
| simbirsk | 0.746 | 92796 |
| okhotsk | 0.744 | 69298 |
| north-eastern | 0.743 | 16082 |
| negev | 0.742 | 57644 |
| benguela | 0.741 | 86926 |
| mosul | 0.741 | 60921 |
| volga | 0.740 | 24203 |