| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| best serial killer documentaries streaming | 1.08 | 0.6 | 2724 | 49 | 42 |
| best | 1.95 | 0.4 | 2663 | 63 | 4 |
| serial | 1.76 | 0.9 | 9628 | 68 | 6 |
| killer | 1.4 | 0.1 | 2354 | 7 | 6 |
| documentaries | 1.63 | 0.6 | 9437 | 2 | 13 |
| streaming | 1.41 | 0.5 | 7143 | 92 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| best serial killer documentaries streaming | 1.44 | 0.7 | 8936 | 41 |
| best serial killer documentaries ever | 1.02 | 0.3 | 597 | 14 |
| best documentaries about serial killers | 0.34 | 0.1 | 7081 | 85 |
| serial killer documentaries free online | 1.78 | 0.9 | 1323 | 68 |
| serial killer documentaries free | 0.09 | 0.1 | 2823 | 43 |
| serial killer movies documentaries | 0.3 | 0.7 | 271 | 39 |
| good serial killer documentaries | 1.08 | 0.9 | 4842 | 61 |
| top 10 serial killer documentaries | 1.3 | 0.5 | 8238 | 15 |
| serial killer documentary movies | 1.59 | 0.2 | 7437 | 75 |
| serial killers documentaries full | 0.28 | 0.4 | 3873 | 23 |
| serial killer documentary films | 0.05 | 0.4 | 6197 | 2 |
| free documentaries about serial killers | 1.7 | 0.2 | 9554 | 80 |
