| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| books should be free | 1.18 | 0.6 | 1416 | 6 | 21 |
| books | 1.53 | 0.7 | 1117 | 26 | 5 |
| should | 0.37 | 0.4 | 1503 | 76 | 6 |
| be | 1.92 | 0.2 | 7543 | 49 | 2 |
| free | 0.86 | 0.1 | 5477 | 48 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| books should be free app | 0.53 | 0.7 | 397 | 32 |
| books should be free audio | 0.87 | 0.7 | 8455 | 68 |
| books should be free ebooks | 1.82 | 0.7 | 5765 | 43 |
| books should be free website | 0.09 | 1 | 7625 | 91 |
| books should be free audio books | 1.27 | 0.7 | 8375 | 40 |
