| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| inmate killed in colorado prison | 1.56 | 1 | 2293 | 29 |
| inmates in colorado prison | 0.46 | 0.4 | 4964 | 94 |
| inmate killed in prison | 0.19 | 0.2 | 7226 | 92 |
| colorado state prison inmate | 1.21 | 0.9 | 1428 | 9 |
| inmates in colorado prison inmates | 1.23 | 0.9 | 6224 | 87 |
| colorado prison director killed | 0.22 | 0.8 | 8401 | 87 |
| colorado death row inmates | 1.02 | 0.3 | 4710 | 96 |
| find inmate in colorado prison | 1.82 | 0.4 | 8047 | 83 |
| inmates killed in jail | 0.03 | 0.1 | 6982 | 97 |
| inmate killed in ca prison | 1.47 | 0.9 | 4911 | 14 |
| denver colorado jail inmate | 1.29 | 0.2 | 4374 | 1 |
| inmate murdered in prison | 1.01 | 0.7 | 6639 | 64 |
| parole officer killed in colorado | 0.11 | 0.3 | 3431 | 82 |
| inmate killed at central prison | 0.87 | 0.8 | 8797 | 32 |
| officer killed in colorado | 0.84 | 0.4 | 6223 | 60 |
| inmate died in prison | 0.31 | 0.1 | 8977 | 50 |
| california prison inmate killed | 1.67 | 1 | 5811 | 80 |
| colorado state penitentiary inmate mail | 1.12 | 0.7 | 6888 | 32 |
| inmate died in jail | 1.23 | 0.5 | 1618 | 85 |
| inmate locator colorado jail | 1.21 | 0.6 | 173 | 39 |
| colorado incarcerated inmate search | 0.55 | 1 | 2140 | 84 |
| colorado state penitentiary inmates | 1.83 | 0.8 | 3584 | 83 |
