| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [Wh adv] do [pers pn] not [verb] | 6 |
|
| 2 | but [Wh adv] do [pers pn] not [vb infin] | 6 |
|
| 3 | but why do [pers pn] not [verb] | 5 |
|
