| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [noun] [modal v] [noun] | 65 |
|
| 2 | what [noun sg] [modal v] [noun] | 48 |
|
| 3 | [Wh det] role [modal v] [noun] | 5 |
|
| 4 | what role [modal v] [noun] | 5 |
|
| 5 | what role [modal v] [noun] | 5 |
|
| 6 | [pron] role [modal v] [noun] | 5 |
|
