| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [vb infin] [verb] [art] | 951 |
|
| 2 | [vb infin] [verb] [adv prt] [art] | 858 |
|
| 3 | must [vb infin] [verb] [adv prt] | 237 |
|
| 4 | must [verb] [adv prt] [art] | 100 |
|
| 5 | must [vb infin] [adv prt] [art] | 100 |
|
