| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| history on serial killers | 1.75 | 0.9 | 9843 | 96 | 25 |
| history | 0.15 | 0.1 | 6379 | 26 | 7 |
| on | 0.92 | 0.6 | 4923 | 35 | 2 |
| serial | 1.75 | 1 | 4734 | 75 | 6 |
| killers | 1.01 | 0.4 | 5330 | 67 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| history on serial killers | 0.64 | 0.7 | 2428 | 30 |
