| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [not/n't] you [vb infin] | 1341 |
|
| 2 | so why do [not/n't] you | 53 |
|
| 3 | so why do you [vb infin] | 42 |
|
| 4 | so do [not/n't] you [vb infin] | 16 |
|
