| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| list of free textbook websites | 1.28 | 0.9 | 4537 | 71 |
| websites to find any textbook for free | 0.67 | 0.3 | 4393 | 30 |
| best free online textbook sites | 0.09 | 0.8 | 2104 | 46 |
| websites to find free textbooks | 1.56 | 0.4 | 4833 | 27 |
| websites to download free textbooks | 1.86 | 0.9 | 618 | 26 |
| site for free textbooks | 1.85 | 1 | 6751 | 25 |
| best website for free textbooks | 0.05 | 0.9 | 1500 | 49 |
| where to find free online textbooks | 0.79 | 0.6 | 2410 | 66 |
