| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [pron] not [verb] | 124 |
|
| 2 | why do [pers pn] not [verb] | 124 |
|
| 3 | why do we [adv] [verb] | 32 |
|
| 4 | [adv] do we not [verb] | 24 |
|
| 5 | why [verb] we not [verb] | 18 |
|
| 6 | [Wh adv] do we not [verb] | 17 |
|
| 7 | why do we [not/n't] [verb] | 16 |
|
| 8 | why do we not [verb] | 16 |
|
| 9 | why do we not [verb] | 16 |
|
| 10 | why do we not [verb] | 16 |
|
