| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [not/n't] [adj] | 8631 |
|
| 2 | it [be] [not/n't] [vb pp] | 1829 |
|
| 3 | it [be] [vb pp] [adj] | 1310 |
|
| 4 | [be] [not/n't] [vb pp] [adj] | 448 |
|
