| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] what [noun] | 1411 |
|
| 2 | [coord] what [modal v] | 819 |
|
| 3 | [coord] [modal v] [noun] | 242 |
|
| 4 | what [modal v] [noun] | 223 |
|
