| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [was/were] [adv] possible | 391 |
|
| 2 | it [was/were] possible to see | 14 |
|
| 3 | it [was/were] [adv] to see | 8 |
|
| 4 | [was/were] [adv] possible to see | 5 |
|
