| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | might have been [adj] | 459 |
|
| 2 | [noun sg] might have been | 444 |
|
| 3 | [noun sg] might have [adj] | 46 |
|
| 4 | [noun sg] have been [adj] | 15 |
|
