| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if not [verb] | 341 |
|
| 2 | [to-vb] not [verb] | 70 |
|
| 3 | [to-vb] if [verb] | 45 |
|
| 4 | [to-vb] if not | 14 |
|
