| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] why do n't we [verb] | 23 |
|
| 2 | [adv] why do [adv] we [verb] | 23 |
|
| 3 | [adv] why do not we [verb] | 23 |
|
| 4 | [adv] why do [not/n't] we [verb] | 23 |
|
