| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [be] | 41656 |
|
| 2 | [vb mod] [not/n't] [be] | 35057 |
|
| 3 | it [vb mod] [not/n't] | 10291 |
|
| 4 | it [not/n't] [be] | 141 |
|
