| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] might have been a | 8 |
|
| 2 | that might [vb infin] been a | 6 |
|
| 3 | that might [vb infin] been a | 6 |
|
| 4 | [that] might [vb infin] been a | 6 |
|
