| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] might have [vb pp] | 185 |
|
| 2 | which might have [vb pp] | 128 |
|
| 3 | what might have [vb pp] | 56 |
|
| 4 | [Wh det] might have happened | 36 |
|
| 5 | [Wh det] might have led | 10 |
|
| 6 | [Wh det] might have made | 7 |
|
| 7 | [Wh det] might have caused | 6 |
|
