| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which may not [adv] be | 18 |
|
| 2 | [Wh det] may not [adv] be | 18 |
|
| 3 | [Wh det] may not [adv] be | 18 |
|
| 4 | [Wh det] may not [adv] be | 18 |
|
| 5 | [Wh det] may not always be | 11 |
|
| 6 | [Wh det] may not always be | 11 |
|
