| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have been [noun] [noun] | 101 |
|
| 2 | [vb mod] have been [noun] [noun] | 101 |
|
| 3 | [modal v] have been [noun prp] [noun] | 52 |
|
| 4 | [modal v] have been [noun] [noun prp] | 47 |
|
| 5 | [modal v] have been [noun sg] [noun] | 44 |
|
| 6 | [modal v] have been [noun] [noun sg] | 32 |
|
| 7 | would have been [noun] [noun] | 24 |
|
| 8 | would have been [noun] [noun] | 23 |
|
| 9 | must have been [noun] [noun] | 22 |
|
| 10 | must have been [noun] [noun] | 22 |
|
| 11 | may have been [noun] [noun] | 17 |
|
| 12 | might have been [noun] [noun] | 17 |
|
| 13 | may have been [noun] [noun] | 17 |
|
| 14 | [modal v] have been [noun] [noun pl] | 17 |
|
| 15 | might have been [noun] [noun] | 17 |
|
| 16 | could have been [noun] [noun] | 15 |
|
| 17 | could have been [noun] [noun] | 15 |
|
