| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] ten years | 782 |
|
| 2 | [pers pn] [prep] years | 231 |
|
| 3 | [pers pn] [prep] ten | 111 |
|
| 4 | [pers pn] ten years | 20 |
|
