| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free crime books for kindle fire | 1.19 | 0.1 | 8568 | 41 |
| free crime thriller books for kindle fire | 0.5 | 0.2 | 3363 | 80 |
| free books for kindle fire crime thrillers | 0.17 | 0.1 | 2576 | 27 |
| free true crime books for kindle fire | 0.24 | 0.2 | 94 | 3 |
| free detective crime books for kindle fire | 1.04 | 0.1 | 4470 | 51 |
| free crime and mystery books for kindle fire | 0.31 | 0.2 | 3942 | 69 |
| free crime and thriller books for kindle fire | 1.77 | 0.2 | 4480 | 34 |
| free kindle books amazon crime and thrillers | 0.89 | 0.7 | 6342 | 34 |
| free kindle crime thrillers | 0.93 | 0.5 | 9577 | 2 |
