| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | would not have been possible for | 7 |
|
| 2 | would not have been possible for | 7 |
|
| 3 | [modal v] not have been possible for | 7 |
|
| 4 | [vb mod] not have been possible for | 7 |
|
