| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] [prep] [art] [num ord] | 645 |
|
| 2 | must [vb infin] [prep] [art] [adj] | 415 |
|
| 3 | must [verb] [prep] [art] [num ord] | 23 |
|
| 4 | must [vb infin] [prep] [art] [num ord] | 23 |
|
