| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have been [det] [noun] | 173 |
|
| 2 | might have been [adj] [noun] | 40 |
|
| 3 | might have be [det] [noun] | 20 |
|
| 4 | might have [been] [det] [noun] | 20 |
|
| 5 | might have [be] [det] [noun] | 20 |
|
| 6 | might [verb] been [det] [noun] | 20 |
|
