| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | might [vb infin] been [verb] [noun sg] | 8 |
|
| 2 | might have been [verb] [noun sg] | 8 |
|
| 3 | might have been [verb] [noun sg] | 8 |
|
| 4 | might [verb] been [v-ing] [noun sg] | 5 |
|
