| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] may have [been] a [adj] | 7 |
|
| 2 | [noun prp] may have be a [adj] | 7 |
|
| 3 | [noun prp] may have been a [adj] | 7 |
|
| 4 | [noun prp] may have [be] a [adj] | 7 |
|
