| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is [not/n't] [verb] | 456 |
|
| 2 | [to-vb] [conj] it is [verb] | 99 |
|
| 3 | [to-vb] [conj] it is [not/n't] | 82 |
|
