| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be impossible [to-vb] any [noun] | 15 |
|
| 2 | it be impossible [to-vb] any [noun] | 15 |
|
| 3 | it be impossible [to-vb] any [noun sg] | 13 |
|
| 4 | it is impossible [to-vb] any [noun] | 8 |
|
| 5 | it was impossible [to-vb] any [noun] | 5 |
|
