| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [noun] [vb mod] only [verb] | 8 |
|
| 2 | [Wh det] [noun] [modal v] only [vb infin] | 8 |
|
| 3 | [Wh det] [noun] [modal v] only [verb] | 8 |
|
| 4 | which [noun] [modal v] only [verb] | 5 |
|
