| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] [vb pp] a | 2433 |
|
| 2 | must [vb infin] [vb pp] [art] | 772 |
|
| 3 | must [vb infin] [vb pp] [art] | 772 |
|
| 4 | must [vb infin] [vb pp] a | 398 |
|
| 5 | must [vb infin] [verb] a | 380 |
|
| 6 | must [verb] [vb pp] a | 349 |
|
