| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so why do n't you | 53 |
|
| 2 | so why do [not/n't] you | 53 |
|
| 3 | so why do [not/n't] you | 42 |
|
| 4 | so why did [not/n't] you | 11 |
|
