| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| unsolved serial murders in the united states | 0.28 | 0.8 | 8875 | 54 |
| unsolved murders in the united states | 0.51 | 0.1 | 1036 | 44 |
| list of unsolved serial murders | 0.23 | 0.7 | 1976 | 40 |
| unsolved serial killers usa | 1.43 | 1 | 5302 | 47 |
| unsolved murders in the usa | 1.27 | 0.3 | 7202 | 48 |
| unsolved serial killer cases usa | 0.47 | 0.1 | 2293 | 28 |
| unsolved murders in the us | 0.17 | 0.8 | 4320 | 65 |
| unsolved american serial killers | 0.94 | 0.5 | 1023 | 79 |
| current unsolved serial killer cases | 0.25 | 0.7 | 404 | 98 |
| current unsolved serial killers | 1.39 | 0.6 | 9045 | 100 |
| unsolved murders in america | 1.99 | 0.4 | 9035 | 79 |
| unsolved serial killer cases | 0.11 | 0.1 | 1337 | 1 |
| list of unsolved murders in america | 0.9 | 0.8 | 5676 | 96 |
| list of unsolved serial killers | 0.87 | 0.8 | 4837 | 95 |
| unsolved murder cases in the us | 0.75 | 0.1 | 6646 | 38 |
| unsolved murders in history | 0.44 | 0.3 | 3261 | 47 |
| most recent suspected serial killings in usa | 0.71 | 0.6 | 2055 | 6 |
| unsolved serial killings uk | 0.83 | 0.2 | 1400 | 1 |
| most recent unsolved murders | 1.13 | 0.7 | 2962 | 13 |
| unsolved serial killers book | 1.37 | 0.1 | 608 | 45 |
| unsolved homicides in us | 0.06 | 0.2 | 5120 | 78 |
