| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may not be [verb] | 586 |
|
| 2 | may not always be | 124 |
|
| 3 | not always be [verb] | 77 |
|
| 4 | may not always [verb] | 56 |
|
| 5 | may always be [verb] | 6 |
|
