| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] two years [unc] [noun sg] | 102 |
|
| 2 | [noun] [prep] two years [unc] | 62 |
|
| 3 | [noun] [prep] years [unc] [noun sg] | 17 |
|
| 4 | [noun] [prep] two years [noun sg] | 13 |
|
