| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] not [pron] [vb infin] | 1963 |
|
| 2 | why [verb] not [pers pn] [vb infin] | 1944 |
|
| 3 | why [verb] not they [verb] | 132 |
|
| 4 | [adv] [verb] not they [vb infin] | 130 |
|
| 5 | why [verb] [adv] they [vb infin] | 118 |
|
| 6 | why [verb] not they [vb infin] | 118 |
|
