| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| kindle unlimited free books thriller | 1.93 | 0.5 | 7024 | 12 |
| legal thrillers free kindle unlimited books | 0.48 | 0.2 | 2140 | 53 |
| kindle unlimited books thrillers free | 1.35 | 0.5 | 5109 | 27 |
| kindle unlimited free books amazon thriller | 1.23 | 0.9 | 5834 | 12 |
| kindle unlimited free books medical thrillers | 1.25 | 1 | 3902 | 38 |
