| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [modal v] have [art] [noun] | 58 |
|
| 2 | [verb] must [verb] [art] [noun] | 25 |
|
| 3 | [verb] must [vb infin] [art] [noun] | 25 |
|
| 4 | [verb] must have [art] [noun] | 7 |
|
