| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [not/n't] [verb] | 9355 |
|
| 2 | is [not/n't] it | 6378 |
|
| 3 | is it [verb] | 916 |
|
| 4 | [not/n't] it [verb] | 408 |
|
