| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb -s] it impossible for | 8 |
|
| 2 | [pron] makes it impossible for | 7 |
|
| 3 | [Wh det] [vb -s] it impossible for | 5 |
|
| 4 | which [vb -s] it impossible for | 5 |
|
| 5 | which [vb -s] it impossible for | 5 |
|
