| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] also have been a [noun sg] | 17 |
|
| 2 | [vb mod] also have be a [noun sg] | 17 |
|
| 3 | [vb mod] also have [been] a [noun sg] | 17 |
|
| 4 | may also have [be] a [noun sg] | 11 |
|
