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