| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [prep] [num] year ['s] imprisonment | 6 |
|
| 2 | [noun pl] [prep] [num] years ['s] imprisonment | 5 |
|
| 3 | [noun pl] [prep] [num] year ' imprisonment | 5 |
|
