| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it was impossible for [pron] [to-vb] | 20 |
|
| 2 | it was impossible for [pers pn] [to-vb] | 19 |
|
| 3 | it was impossible for her [to-vb] | 6 |
|
| 4 | it was impossible for she [to-vb] | 6 |
|
