| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] it impossible for [pron] [to-vb] | 22 |
|
| 2 | made it impossible for [pron] [to-vb] | 22 |
|
| 3 | [vb past] it impossible for [pron] [to-vb] | 22 |
|
| 4 | [vb past] it impossible for [pers pn] [to-vb] | 21 |
|
| 5 | [vb past] it impossible for him [to-vb] | 8 |
|
| 6 | [vb past] it impossible for he [to-vb] | 8 |
|
| 7 | [vb past] it impossible for them [to-vb] | 5 |
|
| 8 | [vb past] it impossible for they [to-vb] | 5 |
|
