| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| serial killers and years | 0.87 | 1 | 8564 | 100 | 24 |
| serial | 0.46 | 0.7 | 1770 | 67 | 6 |
| killers | 0.78 | 0.6 | 492 | 64 | 7 |
| and | 1.04 | 0.4 | 7377 | 74 | 3 |
| years | 0.07 | 0.2 | 3945 | 58 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| serial killers and years | 0.31 | 0.8 | 9314 | 17 |
| serial killers in the last 20 years | 0.43 | 0.9 | 7869 | 38 |
| american serial killers the epidemic years | 0.11 | 0.3 | 310 | 28 |
| serial killers in the past 10 years | 1.77 | 0.8 | 6266 | 75 |
| serial killers in the last 10 years | 0.24 | 0.4 | 6802 | 45 |
| list of serial killers by year | 0.08 | 0.7 | 7019 | 51 |
| how long have serial killers been around | 1.9 | 0.7 | 9741 | 85 |
| serial killers in the last 5 years | 1.06 | 0.9 | 8977 | 97 |
| history on serial killers | 0.96 | 0.4 | 6043 | 8 |
| number of serial killers by year | 1.11 | 1 | 5988 | 91 |
| serial killers throughout history | 0.98 | 0.3 | 8109 | 62 |
| information about serial killers | 1.63 | 0.7 | 9313 | 35 |
| when did serial killers become a thing | 0.79 | 0.5 | 4199 | 23 |
| serial killers over time | 1.37 | 0.3 | 2750 | 97 |
| serial killers in the past decade | 0.49 | 0.5 | 6929 | 51 |
| facts about serial killers | 1.47 | 0.6 | 2174 | 17 |
| article about serial killers | 1.13 | 0.1 | 2308 | 16 |
| how old are most serial killers | 1.08 | 0.1 | 4541 | 64 |
