| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must have [verb] [art] [noun] | 482 |
|
| 2 | [modal v] have [verb] [art] bit | 55 |
|
| 3 | must [verb] [verb] [art] bit | 11 |
|
| 4 | must have [verb] [art] bit | 11 |
|
