| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [adv] have | 22199 |
|
| 2 | may [adv] [verb] | 10771 |
|
| 3 | may [adv] [vb infin] | 10720 |
|
| 4 | may [adv] have | 2658 |
|
