| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [Wh det] [modal v] [be] [adj] | 54 |
|
| 2 | [be] [verb] [Wh det] [modal v] [be] | 29 |
|
| 3 | [be] [verb] [modal v] [be] [adj] | 24 |
|
