| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| serial killers who haven't been caught | 1.05 | 0.3 | 9260 | 78 |
| serial killers who have not been caught | 0.34 | 0.2 | 1728 | 61 |
| serial killers who never got caught | 1.31 | 1 | 6119 | 53 |
| famous serial killers never caught | 1.1 | 0.2 | 7254 | 72 |
| never caught serial killers | 0.52 | 0.3 | 1669 | 72 |
| serial killers in america not caught | 1.14 | 0.5 | 3191 | 92 |
| serial killers never caught list | 0.1 | 0.6 | 8223 | 7 |
| serial killers that have not been caught | 0.66 | 1 | 584 | 83 |
| how many serial killers have not been caught | 0.64 | 1 | 1854 | 73 |
| what serial killers have not been caught | 1.14 | 0.1 | 1914 | 57 |
