| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] not [pron] [adv] [vb infin] | 184 |
|
| 2 | why [vb -s] not [pron] [adv] [verb] | 9 |
|
| 3 | [adv] [vb -s] not [pron] [adv] [vb infin] | 9 |
|
| 4 | why [vb -s] not [pron] [adv] [vb infin] | 7 |
|
| 5 | why [vb -s] [adv] [pron] [adv] [vb infin] | 7 |
|
| 6 | why [vb -s] not [pron] [adv] [vb infin] | 7 |
|
| 7 | [Wh adv] [vb -s] not [pron] [adv] [vb infin] | 7 |
|
