| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] [adv] a | 799 |
|
| 2 | [vb mod] [verb] [adv] a | 799 |
|
| 3 | must [verb] [adv] [art] | 73 |
|
| 4 | must [verb] [adv] a | 60 |
|
| 5 | must [verb] [adv] a | 30 |
|
