| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so why [verb] it [vb infin] | 9 |
|
| 2 | so why [verb] it [verb] | 9 |
|
| 3 | so why [verb] it [verb] | 9 |
|
| 4 | so why do it [verb] | 9 |
|
| 5 | so why [vb past] it [verb] | 7 |
|
| 6 | so why did it [verb] | 7 |
|
