| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| u s presidents ranked by historians | 1.03 | 0.4 | 75 | 82 | 35 |
| u | 0.73 | 0.4 | 4384 | 28 | 1 |
| s | 0.37 | 0.2 | 9172 | 80 | 1 |
| presidents | 1.87 | 0.3 | 3275 | 38 | 10 |
| ranked | 1.27 | 0.5 | 2503 | 21 | 6 |
| by | 1.98 | 0.9 | 8197 | 12 | 2 |
| historians | 1.27 | 0.7 | 6981 | 42 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| u s presidents ranked by historians | 1.55 | 0.6 | 7452 | 88 |
