| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [is] [not/n't] | 5706 |
|
| 2 | [subord] it [is] [not/n't] | 1862 |
|
| 3 | if it [is] [adv] | 1448 |
|
| 4 | if it [be] [not/n't] | 1219 |
|
| 5 | if [pron] [is] [not/n't] | 1080 |
|
| 6 | if it [is] [not/n't] | 690 |
|
