| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | might have [verb] a | 312 |
|
| 2 | might have [vb pp] a | 285 |
|
| 3 | [modal v] have done a | 47 |
|
| 4 | might have done [art] | 10 |
|
| 5 | might have done [art] | 10 |
|
| 6 | might have do a | 6 |
|
| 7 | might have done a | 5 |
|
| 8 | might [vb infin] done a | 5 |
|
| 9 | might [verb] done a | 5 |
|
| 10 | might have done a | 5 |
|
