| prison sentence | 99.54 | He faces a lengthy prison sentence. | ||
| prison term | 76.43 | But Dublier urged a prison term. | ||
| prison official | 62.21 | Federal prison officials agree. | ||
| prison guard | 36.14 | He is a prison guard. | ||
| prison system | 22.91 | First it was the prison system. | ||
| prison authority | 19.22 | I talked to the prison authorities anyway. | ||
| prison condition | 17.84 | Improved prison conditions. | ||
| prison time | 17.45 | Parole deals with prison time. | ||
| prison cell | 15.54 | Prison cells will stay locked. | ||
| prison officer | 12.90 | Prison officers hit back at critical report. | ||
| prison inmate | 12.71 | Killed a prison inmate. | ||
| prison population | 12.11 | Russia has a prison population of more than one million. | ||
| prison wall | 7.04 | Nonetheless, drugs still penetrate prison walls. | ||
| prison hospital | 6.78 | Her father is in a prison hospital. | ||
| prison life | 6.32 | Prison life took a toll. | ||
| prison director | 5.92 | The prison director ignored their orders, Vega said. | ||
| prison uniform | 5.27 | At an exhibit of prison uniforms, he stops. | ||
| prison yard | 5.27 | The sentence was carried out in the prison yard. | ||
| prison spokesman | 5.20 | Fitzgerald, the prison spokesman, was visibly relieved. | ||
| prison labor | 5.07 | It employs prison labor. |