| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free college book pdf download | 1.06 | 0.7 | 9635 | 36 |
| college physics book pdf free download | 0.72 | 0.2 | 786 | 57 |
| college board sat book pdf download free | 0.71 | 1 | 4392 | 24 |
| physics book pdf free download | 1.01 | 0.7 | 3660 | 40 |
| college physics textbook pdf free | 0.3 | 0.4 | 8083 | 66 |
| physics book pdf download | 0.22 | 0.5 | 7954 | 41 |
| physics books free download pdf | 1.34 | 1 | 7314 | 76 |
| physics book pdf free | 0.84 | 0.2 | 1974 | 75 |
| physics book for college | 1.51 | 1 | 1587 | 49 |
| physics pdf free download | 0.69 | 0.4 | 8447 | 59 |
| college physics textbook pdf | 0.96 | 0.5 | 4469 | 58 |
| physics books free pdf | 1.32 | 1 | 1649 | 32 |
| college physics online textbook | 1.24 | 0.2 | 8224 | 66 |
