| No | Pattern | Freq | Relations |
|---|---|---|---|
| 31 | why do [pers pn] not [vb infin] to | 5 |
|
| 32 | why do [pers pn] not [vb infin] [verb] | 5 |
|
| 33 | why do [pers pn] not [vb infin] what | 5 |
|
| 34 | why do [pers pn] not [vb infin] [Wh det] | 5 |
|
