| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [vb infin] [verb] a [noun] | 339 |
|
| 2 | [modal v] [vb infin] become a [noun] | 37 |
|
| 3 | may [verb] become a [noun] | 6 |
|
| 4 | may [vb infin] become [art] [noun] | 6 |
|
