| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| serial killers from around the world | 1.18 | 1 | 6878 | 96 |
| famous serial killers around the world | 1.8 | 0.1 | 9782 | 45 |
| female serial killers around the world | 0.51 | 0.3 | 2762 | 11 |
| notorious serial killers around the world | 0.67 | 0.7 | 3411 | 17 |
| top serial killers in the world | 0.74 | 0.3 | 1387 | 36 |
| most serial killers in the world | 1.83 | 1 | 9843 | 7 |
| world serial killers list | 0.97 | 0.7 | 6339 | 41 |
| serial killers from usa | 0.99 | 0.3 | 2597 | 42 |
| serial killers in the us | 1.81 | 0.6 | 4708 | 84 |
| list of serial killers worldwide | 1.63 | 0.5 | 8655 | 50 |
| serial killers by country | 0.87 | 0.5 | 4867 | 34 |
| world's top serial killers | 1.89 | 1 | 282 | 9 |
| serial killers in america | 0.04 | 0.8 | 7791 | 18 |
| serial killers of today | 1.05 | 0.4 | 9797 | 57 |
| world most serial killer | 1.76 | 0.4 | 3196 | 42 |
