| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb -s] n't [pers pn] do | 8 |
|
| 2 | why [vb -s] not [pers pn] do | 7 |
|
| 3 | why does not [pers pn] do | 7 |
|
| 4 | why [vb -s] not he do | 6 |
|
