| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [det] [Wh pn] might have [vb pp] | 9 |
|
| 2 | [prep] [det] [Wh pn] might have [vb pp] | 9 |
|
| 3 | [det] [noun] [Wh pn] might have [vb pp] | 7 |
|
