| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be for [pers pn] | 272 |
|
| 2 | it be impossible for | 181 |
|
| 3 | be impossible for [pers pn] | 84 |
|
| 4 | it impossible for [pers pn] | 56 |
|
| 5 | it be impossible [pers pn] | 9 |
|
