| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have [be] [conj] [verb] | 17 |
|
| 2 | [vb mod] have [be] [conj] [verb] | 17 |
|
| 3 | might [verb] [be] [conj] [verb] | 6 |
|
| 4 | might have [be] [conj] [verb] | 5 |
|
