| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so why do [adv] | 71 |
|
| 2 | so [Wh adv] do not | 70 |
|
| 3 | so [Wh adv] do [not/n't] | 70 |
|
| 4 | so [Wh adv] do n't | 70 |
|
