| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] impossible [prep] be | 29 |
|
| 2 | it [is] impossible to be | 29 |
|
| 3 | it is impossible [prep] be | 23 |
|
| 4 | it 's impossible [prep] be | 6 |
|
