| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| books should be free | 1.66 | 0.3 | 7522 | 6 | 20 |
| books | 1.18 | 1 | 21 | 81 | 5 |
| should | 0.85 | 1 | 1213 | 12 | 6 |
| be | 0.47 | 1 | 4969 | 74 | 2 |
| free | 0.73 | 0.1 | 7683 | 32 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| books should be free | 0.51 | 0.4 | 8059 | 65 |
| books should be free audio books | 0.52 | 0.5 | 2288 | 88 |
| booksshouldbefree.com | 1.56 | 0.6 | 3458 | 88 |
| books should be free audio | 0.08 | 0.9 | 5114 | 90 |
| books should be free website | 1.07 | 0.8 | 2578 | 14 |
| books should be free audio downloads | 0.25 | 0.2 | 4756 | 9 |
| classic books everyone should read free | 1.82 | 1 | 7932 | 9 |
| librivox books should be free | 1.36 | 0.7 | 49 | 99 |
| why college should be free books | 0.52 | 0.6 | 7527 | 24 |
| reasons why college books should be free | 0.93 | 0.5 | 9634 | 68 |
| should college be free book | 1.86 | 0.6 | 9664 | 46 |
| are there free audio books | 1.18 | 0.1 | 5627 | 82 |
| are audio books free | 1.07 | 0.6 | 1943 | 11 |
| good free audio books | 0.47 | 0.2 | 9958 | 76 |
