| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [verb] [adj] | 1210 |
|
| 2 | it [is] impossible [verb] | 681 |
|
| 3 | [is] impossible [verb] [adj] | 93 |
|
| 4 | it impossible [verb] [adj] | 45 |
|
