| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] years [pers pn] [vb past] | 79 |
|
| 2 | [prep] several years [pers pn] | 24 |
|
| 3 | several years [pers pn] [vb past] | 16 |
|
| 4 | [prep] several years [vb past] | 9 |
|
