| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [modal v] have been [verb] | 296 |
|
| 2 | [adj] may [verb] been [verb] | 54 |
|
| 3 | [adj] may have [be] [verb] | 54 |
|
| 4 | [adj] may have [been] [verb] | 54 |
|
| 5 | [adj] may have be [verb] | 54 |
|
