| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [modal v] [be] | 32 |
|
| 2 | [modal v] [be] [vb mod] [be] | 32 |
|
| 3 | [modal v] [be] could [be] | 7 |
|
| 4 | [modal v] [be] could [be] | 7 |
|
| 5 | [modal v] [be] could [be] | 7 |
|
