| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what [noun sg] [modal v] a [noun] | 8 |
|
| 2 | [prep] what [noun sg] [modal v] a [noun] | 8 |
|
| 3 | what [noun sg] [modal v] a [adj] [noun] | 5 |
|
| 4 | what [noun sg] [modal v] a [adj] [noun] | 5 |
|
