| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] two years [pron] | 77 |
|
| 2 | two years [pron] [vb mod] | 25 |
|
| 3 | [prep] years [pron] [vb mod] | 25 |
|
| 4 | [prep] two years [vb mod] | 12 |
|
| 5 | [prep] two [pron] [vb mod] | 10 |
|
