| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been [vb pp] from | 127 |
|
| 2 | may have been [vb pp] from | 26 |
|
| 3 | may have been [vb pp] from | 26 |
|
| 4 | could have been [vb pp] from | 24 |
|
| 5 | could have been [vb pp] from | 24 |
|
| 6 | would have been [vb pp] from | 23 |
|
| 7 | would have been [vb pp] from | 23 |
|
| 8 | might have been [vb pp] from | 19 |
|
| 9 | might have been [vb pp] from | 19 |
|
| 10 | must have been [vb pp] from | 11 |
|
| 11 | will have been [vb pp] from | 11 |
|
| 12 | must have been [vb pp] from | 11 |
|
| 13 | should have been [vb pp] from | 10 |
|
| 14 | will have been [vb pp] from | 10 |
|
| 15 | should have been [vb pp] from | 10 |
|
| 16 | [modal v] have been expected from | 10 |
|
