| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have [verb] [noun] | 3355 |
|
| 2 | [vb mod] have [verb] [noun] | 3355 |
|
| 3 | must [verb] [verb] [noun] | 374 |
|
| 4 | must have [verb] [noun] | 266 |
|
