| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [adv] have | 11621 |
|
| 2 | [modal v] [adv] have | 11621 |
|
| 3 | may [adv] [verb] | 7934 |
|
| 4 | may [adv] [vb infin] | 7890 |
|
| 5 | may [adv] have | 2655 |
|
| 6 | may [adv] have | 1822 |
|
| 7 | may [adv] have | 1821 |
|
