| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have [been] [noun sg] | 295 |
|
| 2 | [modal v] have [been] [noun sg] | 295 |
|
| 3 | might have [been] [noun] | 101 |
|
| 4 | might have [been] [noun sg] | 47 |
|
| 5 | might have [be] [noun sg] | 47 |
|
| 6 | might [verb] [been] [noun sg] | 47 |
|
