| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 15 years ['s] imprisonment [prep] | 7 |
|
| 2 | 15 years ' imprisonment [prep] | 7 |
|
| 3 | 15 years ' imprisonment [prep] | 7 |
|
| 4 | 15 years [unc] imprisonment [prep] | 7 |
|
