| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [pers pn] not | 133 |
|
| 2 | why do [pron] not | 133 |
|
| 3 | why do we [adv] | 37 |
|
| 4 | [adv] do we not | 31 |
|
| 5 | why [verb] we not | 21 |
|
| 6 | why do we not | 19 |
|
| 7 | why do we [not/n't] | 19 |
|
| 8 | why do we not | 19 |
|
