| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] [prep] [coord] | 235 |
|
| 2 | must [vb infin] [prep] [conj] | 27 |
|
| 3 | must [verb] [prep] [coord] | 10 |
|
| 4 | must [vb infin] [prep] [coord] | 10 |
|
