| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] why [verb] not [pron] [vb infin] | 45 |
|
| 2 | [vb base] [adv] [verb] not [pron] [vb infin] | 14 |
|
| 3 | [vb base] why [verb] not [pron] [verb] | 12 |
|
| 4 | [vb base] why [verb] [adv] [pron] [vb infin] | 10 |
|
