| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] may be [verb] | 848 |
|
| 2 | may not be [verb] | 586 |
|
| 3 | [conj] may not [verb] | 334 |
|
| 4 | [conj] may not be | 311 |
|
| 5 | [conj] not be [verb] | 107 |
|
