| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may have [verb] | 4886 |
|
| 2 | [vb mod] have wait | 469 |
|
| 3 | [modal v] have wait | 469 |
|
| 4 | may [verb] wait | 50 |
|
| 5 | may have wait | 47 |
|
