| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | two years [unc] [noun sg] | 167 |
|
| 2 | [prep] two years [unc] | 122 |
|
| 3 | [prep] two years [noun sg] | 40 |
|
| 4 | [prep] years [unc] [noun sg] | 20 |
|
| 5 | [prep] two [unc] [noun sg] | 13 |
|
