| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] [adv prt] [conj] [art] | 145 |
|
| 2 | must [vb infin] [adv] [conj] [art] | 23 |
|
| 3 | must [verb] [adv prt] [conj] [art] | 9 |
|
