| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be impossible [prep] she [verb] | 7 |
|
| 2 | [pron] be impossible [prep] she [verb] | 7 |
|
| 3 | it be impossible [prep] she [verb] | 7 |
|
| 4 | [pers pn] be impossible [prep] she [verb] | 7 |
|
