| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free science fiction books for kindle fire | 1.92 | 0.3 | 2556 | 25 |
| free sci fi books for kindle fire | 1.17 | 0.3 | 7536 | 28 |
| kindle books science fiction | 0.42 | 0.9 | 2187 | 10 |
| free kindle science fiction | 0.59 | 0.1 | 3116 | 50 |
| kindle science fiction books available | 1.17 | 0.8 | 7628 | 31 |
| free science fiction ebooks kindle | 1.24 | 0.5 | 9924 | 100 |
| amazon free kindle science fiction | 0.83 | 0.9 | 2138 | 86 |
| amazon kindle books science fiction | 0.47 | 0.6 | 3710 | 10 |
| free science fiction and fantasy kindle books | 1.35 | 0.9 | 3728 | 85 |
| science fiction on kindle | 1.68 | 0.2 | 5809 | 89 |
| kindle ebooks science fiction | 0.83 | 0.1 | 751 | 41 |
