| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb -s] not he do | 6 |
|
| 2 | why does [adv] he do | 6 |
|
| 3 | why [vb -s] [adv] he do | 6 |
|
| 4 | why [vb -s] n't he do | 6 |
|
| 5 | why [vb -s] [not/n't] he do | 6 |
|
