| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [prep] two [noun] | 32 |
|
| 2 | [modal v] [be] [prep] two [noun pl] | 31 |
|
| 3 | [modal v] [be] [prep] [adj] years | 23 |
|
| 4 | [modal v] [be] [prep] [num] years | 22 |
|
| 5 | [modal v] [be] [prep] two years | 5 |
|
| 6 | [modal v] [be] [prep] two year | 5 |
|
| 7 | [modal v] [be] [prep] two years | 5 |
|
