| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| free vietnam war books | 0.19 | 0.2 | 597 | 51 | 22 |
| free | 0.15 | 0.2 | 9413 | 87 | 4 |
| vietnam | 0.1 | 0.4 | 6158 | 22 | 7 |
| war | 0.4 | 0.6 | 4483 | 42 | 3 |
| books | 1.54 | 0.9 | 5626 | 72 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free vietnam war books | 0.02 | 0.9 | 3675 | 24 |
