| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] not we do | 18 |
|
| 2 | why [verb] n't we do | 18 |
|
| 3 | why [verb] [not/n't] we do | 18 |
|
| 4 | why [verb] [adv] we do | 18 |
|
| 5 | why [verb] we do [pers pn] | 8 |
|
| 6 | why [verb] we do [pron] | 8 |
|
| 7 | why [verb] we do it | 7 |
|
| 8 | why [verb] we do it | 7 |
|
