| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may have [verb] | 4884 |
|
| 2 | may have [to-vb] | 754 |
|
| 3 | [vb mod] have to do | 409 |
|
| 4 | [modal v] have to do | 409 |
|
| 5 | may have do | 92 |
|
| 6 | may [verb] to do | 82 |
|
| 7 | may [vb infin] to do | 82 |
|
| 8 | may have to do | 26 |
|
| 9 | may have to do | 26 |
|
