| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [verb] [not/n't] [verb] for certain | 12 |
|
| 2 | [pers pn] [verb] [not/n't] [verb] for certain | 12 |
|
| 3 | we [verb] [not/n't] [verb] for certain | 7 |
|
| 4 | we [verb] [not/n't] [verb] for certain | 7 |
|
