| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| books about inmates in prison | 1.38 | 0.7 | 7929 | 82 |
| books written by prison inmates | 1.09 | 0.3 | 2997 | 78 |
| free books for inmates in prison | 0.05 | 0.4 | 1149 | 76 |
| order books for prison inmates | 1.8 | 0.8 | 676 | 38 |
| amazon books for inmates in prison | 0.64 | 0.2 | 4042 | 95 |
| prison foundation inmates books online | 0.09 | 0.7 | 9411 | 60 |
| which prison charges inmates to read books | 1.82 | 0.6 | 4241 | 75 |
| books written by former inmates | 0.08 | 0.5 | 3407 | 85 |
| free books for prison inmates | 1.84 | 0.9 | 2765 | 10 |
| books written by prisoners | 0.42 | 0.3 | 2615 | 8 |
| book written in prison | 0.88 | 0.9 | 7710 | 22 |
| books for inmates amazon | 0.21 | 0.8 | 1192 | 71 |
| novels written by prisoners | 0.62 | 0.7 | 917 | 41 |
| free books for jail inmates | 0.45 | 0.5 | 1928 | 59 |
| paperback books for inmates | 1.99 | 0.8 | 319 | 84 |
| free paperback books for inmates | 1.28 | 0.3 | 3283 | 5 |
