| Keyword | CPC | PCC | Volume | Length string | Score |
|---|---|---|---|---|---|
| google play books free trial | 2 | 0.6 | 268 | 28 | 3 |
| google play books free books | 1.99 | 0.2 | 5601 | 28 | 43 |
| google play books free | 0.09 | 0.5 | 328 | 22 | 41 |
| google play books free online | 1.79 | 0.9 | 9451 | 29 | 76 |
| free google play books download | 0.33 | 0.8 | 1514 | 31 | 24 |
| google play books app free | 1.48 | 0.1 | 8434 | 26 | 20 |
| books to read for free on google play books | 0.02 | 0.2 | 4708 | 43 | 18 |
| google play books free audio books | 1.56 | 1 | 9290 | 34 | 93 |
