| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] have been [art] [adj] | 364 |
|
| 2 | may have been [art] [adj] | 172 |
|
| 3 | [noun prp] may have been [adj] | 44 |
|
| 4 | [noun prp] may have been [art] | 30 |
|
| 5 | [noun prp] may have [art] [adj] | 7 |
|
