| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [modal v] [not/n't] [vb infin] | 3621 |
|
| 2 | [conj] [vb mod] [not/n't] [vb infin] | 3621 |
|
| 3 | [conj] may [adv] [vb infin] | 897 |
|
| 4 | [conj] may [not/n't] [verb] | 334 |
|
| 5 | [conj] may [not/n't] [vb infin] | 330 |
|
