| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free kindle books mystery sci fi | 1.4 | 0.4 | 1698 | 77 |
| sci fi mystery books | 1.27 | 0.6 | 7809 | 81 |
| free kindle books sci fi | 1.17 | 0.4 | 8842 | 22 |
| amazon kindle books free sci fi | 0.23 | 0.3 | 3066 | 58 |
| free sci fi kindle books uk | 1.35 | 0.7 | 3502 | 43 |
| sci fi kindle books | 0.41 | 0.2 | 3307 | 62 |
| free kindle books fiction mystery | 1.29 | 0.2 | 9735 | 45 |
| sci fi mystery novels | 1.09 | 0.4 | 2500 | 73 |
| amazon kindle books sci fi | 1.65 | 0.4 | 6980 | 61 |
| books about sci-fi and mystery | 0.48 | 0.3 | 6368 | 81 |
