| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] [adj] year ['s] [noun] | 440 |
|
| 2 | [verb] [prep] [num] year ['s] [noun] | 144 |
|
| 3 | [verb] [prep] 20 [noun] ['s] [noun] | 6 |
|
| 4 | [verb] [prep] 20 year ['s] [noun] | 6 |
|
| 5 | [verb] [prep] 20 year ['s] [noun] | 6 |
|
| 6 | [verb] [prep] 20 year [unc] [noun] | 6 |
|
