| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may have [vb pp] [conj] [prep] | 12 |
|
| 2 | may [vb infin] [vb pp] [conj] [prep] | 12 |
|
| 3 | may [vb infin] [vb pp] [subord] [prep] | 6 |
|
