| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] [modal v] be [verb] to be | 14 |
|
| 2 | [Wh pn] [vb mod] be [verb] to [be] | 14 |
|
| 3 | who [modal v] be [verb] to [be] | 14 |
|
| 4 | [Wh pn] [modal v] be [vb pp] to [be] | 14 |
|
