| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [modal v] [to-vb] a [noun] | 398 |
|
| 2 | what [pers pn] [modal v] [to-vb] [noun] | 23 |
|
| 3 | what [pers pn] [modal v] [to-vb] a | 11 |
|
