| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [adv] | 137677 |
|
| 2 | [modal v] [adv] | 137677 |
|
| 3 | can [adv] | 47646 |
|
| 4 | can [adv] | 25838 |
|
