| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] may have been [verb] | 328 |
|
| 2 | who [modal v] have been [verb] | 88 |
|
| 3 | who [vb mod] have been [verb] | 88 |
|
| 4 | who may [verb] been [verb] | 22 |
|
| 5 | who may have [be] [verb] | 22 |
|
| 6 | who may have [been] [verb] | 22 |
|
| 7 | who may have been [verb] | 22 |
|
| 8 | who may have be [verb] | 22 |
|
