| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [adv] [verb] [noun] | 868 |
|
| 2 | may [adv] [vb infin] [noun] | 867 |
|
| 3 | [modal v] [adv] have [noun] | 768 |
|
| 4 | may [adv] have [noun] | 108 |
|
