| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have a [noun] [verb] | 585 |
|
| 2 | could have a [noun] | 276 |
|
| 3 | could a [noun] [verb] | 49 |
|
| 4 | could have [noun] [verb] | 15 |
|
