| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may have [to-vb] [prep] a [noun sg] | 11 |
|
| 2 | may have [to-vb] [prep] a [noun] | 11 |
|
| 3 | may have [to-vb] [prep] a [noun] | 8 |
|
| 4 | may have to go [prep] a [noun] | 5 |
|
