| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] [verb] a [noun] | 3272 |
|
| 2 | may [vb infin] [verb] [art] [noun] | 1079 |
|
| 3 | may [verb] [verb] a [noun] | 339 |
|
