| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but why do n't you [vb infin] | 18 |
|
| 2 | but why do [adv] you [vb infin] | 18 |
|
| 3 | but why do not you [vb infin] | 18 |
|
| 4 | but why do [not/n't] you [vb infin] | 18 |
|
| 5 | but why do you [vb infin] [verb] | 12 |
|
| 6 | but why do you [vb infin] [to-vb] | 10 |
|
| 7 | but why do you [vb infin] [pron] | 9 |
|
| 8 | but why do you [vb infin] [pers pn] | 9 |
|
