| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [adv] | 137677 |
|
| 2 | [modal v] [adv] | 137677 |
|
| 3 | may [adv] | 20932 |
|
| 4 | may [adv] | 14216 |
|
