| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it would [be] impossible [prep] | 34 |
|
| 2 | it [be] impossible [prep] [indef pn] | 11 |
|
| 3 | it would [be] [prep] [indef pn] | 7 |
|
| 4 | would [be] impossible [prep] [indef pn] | 5 |
|
