| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | past [adj] years [pers pn] | 110 |
|
| 2 | past [num] years [pers pn] | 84 |
|
| 3 | past few years [pers pn] | 26 |
|
| 4 | past [det] years [pers pn] | 26 |
|
| 5 | past few years [pers pn] | 26 |
|
| 6 | past two years [pers pn] | 22 |
|
| 7 | past two years [pers pn] | 22 |
|
| 8 | past three years [pers pn] | 14 |
|
| 9 | past three years [pers pn] | 14 |
|
| 10 | past twenty years [pers pn] | 6 |
|
| 11 | past twenty years [pers pn] | 6 |
|
| 12 | past ten years [pers pn] | 6 |
|
| 13 | past ten years [pers pn] | 6 |
|
