| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [not/n't] [verb] it [verb] | 440 |
|
| 2 | [vb base] [not/n't] [verb] whether it | 169 |
|
| 3 | [not/n't] [verb] whether it [verb] | 34 |
|
| 4 | [vb base] [not/n't] [verb] whether [verb] | 30 |
|
