| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adj] for us [verb] | 71 |
|
| 2 | it is [adj] for us [verb] | 68 |
|
| 3 | it is impossible for [pron] [verb] | 24 |
|
| 4 | it is impossible for [pers pn] [verb] | 21 |
|
| 5 | it [be] impossible for us [verb] | 9 |
|
| 6 | it be impossible for us [verb] | 9 |
|
| 7 | it [is] impossible for us [verb] | 7 |
|
| 8 | it is impossible [prep] us [verb] | 6 |
|
| 9 | it is impossible for we [verb] | 6 |
|
| 10 | it is impossible for us [verb] | 6 |
|
| 11 | it is impossible [prep] us [verb] | 6 |
|
| 12 | it is impossible for us [verb] | 6 |
|
| 13 | [pron] is impossible for us [verb] | 6 |
|
