| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] [conj] [modal v] [verb] | 146 |
|
| 2 | must [adv] [verb] [conj] [verb] | 46 |
|
| 3 | must [adv] [verb] [conj] [modal v] | 22 |
|
