| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | might have been [prep] [adj] [noun] | 12 |
|
| 2 | might have been [prep] [adj] [noun sg] | 9 |
|
| 3 | might have been [prep] [adj] [noun] | 9 |
|
| 4 | might have been in [adj] [noun] | 8 |
|
| 5 | might have been in [adj] [noun] | 8 |
|
