| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] n't [pron] | 2510 |
|
| 2 | [adv] [verb] n't they | 420 |
|
| 3 | why [verb] [not/n't] they | 159 |
|
| 4 | why [verb] [adv] they | 159 |
|
| 5 | why [verb] not they | 159 |
|
