| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] year ['s] [noun] | 4433 |
|
| 2 | [num] year ['s] [noun] | 1256 |
|
| 3 | twenty [noun] ['s] [noun] | 55 |
|
| 4 | twenty year ['s] [noun] | 40 |
|
| 5 | twenty year [unc] [noun] | 40 |
|
