| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [vb infin] [vb pp] [adv] [noun] | 5 |
|
| 2 | may have [vb pp] [adv] [noun] | 5 |
|
| 3 | may have [vb pp] [adv] [noun] | 5 |
|
| 4 | may [verb] [vb pp] [adv] [noun] | 5 |
|
