| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be impossible [to-vb] [det] | 88 |
|
| 2 | it is impossible [verb] [det] | 59 |
|
| 3 | it be impossible [verb] any | 38 |
|
| 4 | it was impossible [verb] [det] | 22 |
|
| 5 | it be impossible [verb] all | 14 |
|
| 6 | it be impossible [verb] such | 8 |
|
| 7 | it be impossible make [det] | 7 |
|
| 8 | it be impossible [verb] this | 7 |
|
| 9 | it be impossible to make [det] | 7 |
|
| 10 | it 's impossible [verb] [det] | 6 |
|
| 11 | it be impossible [verb] that | 5 |
|
| 12 | it be impossible [verb] these | 5 |
|
