| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| best novels about serial killers | 1.57 | 1 | 4079 | 33 |
| best bloody novels fictional serial killers | 0.66 | 0.5 | 3146 | 91 |
| best fictional serial killer books | 0.35 | 1 | 1897 | 79 |
| best serial killer novels | 1.45 | 0.1 | 3577 | 67 |
| fictional books about serial killers | 1.33 | 0.1 | 4501 | 76 |
| best serial killer novels fiction | 0.13 | 1 | 5178 | 64 |
| greatest serial killer novels | 1.42 | 0.5 | 4943 | 88 |
