| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| free college textbooks pdf for mathematics | 0.91 | 1 | 5075 | 43 | 42 |
| free | 0.71 | 0.3 | 4509 | 54 | 4 |
| college | 0.42 | 0.3 | 9587 | 100 | 7 |
| textbooks | 0.01 | 0.7 | 4384 | 56 | 9 |
| 0.82 | 0.4 | 9309 | 30 | 3 | |
| for | 1.17 | 0.3 | 7176 | 70 | 3 |
| mathematics | 1.75 | 0.7 | 1290 | 26 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free college textbooks pdf for mathematics | 0.73 | 0.8 | 9346 | 54 |
