| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] it [is] [adv] [verb] | 436 |
|
| 2 | [adv] [pron] [is] [not/n't] [verb] | 200 |
|
| 3 | [adv] it [be] [not/n't] [verb] | 159 |
|
