| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] n't we [vb infin] | 193 |
|
| 2 | why [verb] n't we [vb infin] | 189 |
|
| 3 | [adv] why [verb] n't we | 36 |
|
| 4 | [adv] why [verb] we [vb infin] | 16 |
|
