| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun] [Wh det] [vb mod] | 2306 |
|
| 2 | a [noun] [Wh det] [modal v] | 2306 |
|
| 3 | a [noun] [pron] can | 1064 |
|
| 4 | [art] [noun] [Wh det] can | 636 |
|
| 5 | a [noun] [Wh det] can | 380 |
|
