| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | past [noun sg] [prep] years [pers pn] | 6 |
|
| 2 | past [noun sg] of years [pers pn] | 6 |
|
| 3 | past [noun sg] of years [pers pn] | 6 |
|
| 4 | past couple [prep] years [pers pn] | 6 |
|
