| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| russia history 1921 | 1.43 | 1 | 3587 | 76 | 19 |
| russia | 1.16 | 0.8 | 7116 | 64 | 6 |
| history | 1.71 | 0.9 | 4207 | 21 | 7 |
| 1921 | 1.76 | 0.4 | 5052 | 27 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| russian history 1922 | 0.25 | 0.1 | 3579 | 12 |
| russian history 1917 | 1.11 | 0.1 | 6459 | 58 |
| russian history 19th century | 0.8 | 0.2 | 9173 | 51 |
| russian history 1900s | 0.36 | 0.6 | 4773 | 86 |
| russian history 1904 | 0.62 | 0.5 | 7143 | 15 |
| russian history 1905 | 0.97 | 0.4 | 3990 | 48 |
