| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | this may have been [art] [adj] | 21 |
|
| 2 | this may have been [art] [adj] | 21 |
|
| 3 | [adj] may have been the [adj] | 15 |
|
| 4 | this [modal v] have been the [adj] | 14 |
|
| 5 | [det] may have been the [adj] | 11 |
|
| 6 | this may have [be] the [adj] | 7 |
|
| 7 | this may have been the [adj] | 7 |
|
| 8 | this may have been the [adj] | 7 |
|
| 9 | this may have [been] the [adj] | 7 |
|
| 10 | this may have be the [adj] | 7 |
|
| 11 | this may [verb] been the [adj] | 7 |
|
