| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may have been [art] [adj] | 172 |
|
| 2 | this have been [art] [adj] | 140 |
|
| 3 | this may have been [art] | 45 |
|
| 4 | this may have been [adj] | 26 |
|
| 5 | this may have [art] [adj] | 11 |
|
