| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | might have [been] [noun pl] | 22 |
|
| 2 | might [verb] been [noun pl] | 22 |
|
| 3 | might [vb infin] [been] [noun pl] | 22 |
|
| 4 | might have [been] [noun pl] | 21 |
|
