| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| free books to read online free biographies | 0.1 | 0.5 | 5451 | 18 | 42 |
| free | 1.67 | 0.6 | 5125 | 89 | 4 |
| books | 1.79 | 0.8 | 9620 | 84 | 5 |
| to | 1.03 | 0.6 | 3851 | 65 | 2 |
| read | 0.73 | 1 | 9072 | 65 | 4 |
| online | 1.5 | 0.7 | 8278 | 57 | 6 |
| free | 1.32 | 0.6 | 3547 | 10 | 4 |
| biographies | 0.23 | 0.8 | 3452 | 65 | 11 |
