| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | might have been [prep] | 134 |
|
| 2 | might have been [prep] | 134 |
|
| 3 | [modal v] have been on | 129 |
|
| 4 | might have be on | 16 |
|
| 5 | might [verb] been on | 16 |
|
| 6 | might have [been] on | 16 |
|
| 7 | might have been on | 16 |
|
| 8 | might have [be] on | 16 |
|
