| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | years [unc] [noun] [prep] | 380 |
|
| 2 | three years [unc] [noun] | 146 |
|
| 3 | three years [noun] [prep] | 15 |
|
| 4 | three [unc] [noun] [prep] | 11 |
|
