| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] n't we better [verb] | 7 |
|
| 2 | [vb past] n't we better [verb] | 7 |
|
| 3 | have n't we better [verb] | 7 |
|
| 4 | had n't we better [verb] | 7 |
|
