| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [no cls] why [verb] not | 24 |
|
| 2 | [no cls] why do not | 23 |
|
| 3 | [no cls] [adv] did not | 12 |
|
| 4 | [unc] why did not | 6 |
|
| 5 | [no cls] why [vb past] not | 6 |
|
| 6 | [no cls] why did [adv] | 6 |
|
