| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [is] [adv] | 17947 |
|
| 2 | [conj] it [be] [not/n't] | 9276 |
|
| 3 | [conj] [pron] [is] [not/n't] | 8132 |
|
