| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [pron] may have be | 7 |
|
| 2 | [Wh det] [pron] may have been | 7 |
|
| 3 | which [pron] may have be | 6 |
|
| 4 | [Wh det] [pers pn] may have be | 5 |
|
