| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [noun] [modal v] [noun] | 72 |
|
| 2 | [Wh det] [noun sg] [modal v] [noun] | 50 |
|
| 3 | [Wh det] extent [modal v] [noun] | 18 |
|
| 4 | [pron] extent [modal v] [noun] | 18 |
|
