| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [not/n't] have been possible | 68 |
|
| 2 | [vb mod] [not/n't] have been possible | 68 |
|
| 3 | would [not/n't] have been possible | 65 |
|
| 4 | would [not/n't] have been possible | 65 |
|
| 5 | [not/n't] have been possible [prep] | 31 |
|
| 6 | [not/n't] have been possible [prep] | 31 |
|
| 7 | [not/n't] have been possible without | 18 |
|
| 8 | [not/n't] have been possible without | 18 |
|
| 9 | [not/n't] have been possible [conj] | 8 |
|
| 10 | [not/n't] have been possible [verb] | 7 |
|
| 11 | [not/n't] have been possible [to-vb] | 7 |
|
| 12 | [not/n't] have been possible [subord] | 7 |
|
| 13 | [not/n't] have been possible for | 7 |
|
| 14 | [not/n't] have been possible for | 7 |
|
| 15 | [not/n't] have been possible if | 5 |
|
| 16 | [not/n't] have been possible [adv] | 5 |
|
| 17 | [not/n't] have been possible if | 5 |
|
| 18 | [not/n't] have been possible [adv] | 5 |
|
