| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] not possible [to-vb] | 526 |
|
| 2 | it [was/were] not [adj] [to-vb] | 397 |
|
| 3 | it [was/were] not [adj] [to-vb] | 392 |
|
| 4 | it [was/were] [adv] possible [to-vb] | 204 |
|
| 5 | it [was/were] not possible [verb] | 115 |
|
| 6 | [pron] [was/were] not possible [to-vb] | 115 |
|
| 7 | it [was/were] not possible [to-vb] | 115 |
|
