| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have [to-vb] a | 763 |
|
| 2 | may have [verb] a | 376 |
|
| 3 | may [verb] [to-vb] a | 296 |
|
| 4 | may [vb infin] [to-vb] a | 296 |
|
| 5 | may have [to-vb] [art] | 126 |
|
| 6 | may have [to-vb] a | 59 |
|
