| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [Wh det] must be a [adj] | 7 |
|
| 2 | [prep] [Wh det] must be a [adj] | 7 |
|
| 3 | [Wh det] must be a [adj] [noun] | 13 |
|
| 4 | [Wh det] must be a [adj] [noun sg] | 13 |
|
