| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have [art] [noun] | 6780 |
|
| 2 | must [verb] [art] [noun] | 3014 |
|
| 3 | must [vb infin] [art] [noun] | 3010 |
|
| 4 | must have [art] [noun] | 400 |
|
