| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [adj] [verb] [det] | 1435 |
|
| 2 | it [be] [adj] [verb] [det] | 1342 |
|
| 3 | it [be] impossible [verb] [adj] | 126 |
|
| 4 | it [be] impossible [verb] [det] | 88 |
|
| 5 | [pron] [be] impossible [verb] [det] | 88 |
|
