| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [pers pn] not [vb infin] [adv] | 11 |
|
| 2 | why do [pers pn] not [verb] [adv] | 11 |
|
| 3 | why do [pers pn] not [adv] [verb] | 5 |
|
| 4 | why do [pers pn] not [adv] [vb infin] | 5 |
|
