| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [was/were] for [pron] | 128 |
|
| 2 | it [was/were] impossible for | 76 |
|
| 3 | it impossible for [pron] | 59 |
|
| 4 | [was/were] impossible for [pron] | 31 |
|
