| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] years [pers pn] [verb] | 142 |
|
| 2 | thirty years [pers pn] [verb] | 16 |
|
| 3 | [prep] thirty years [verb] | 9 |
|
| 4 | [prep] thirty years [pers pn] | 8 |
|
