| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb past] [pers pn] [vb infin] [prep] | 121 |
|
| 2 | so why [vb past] [pers pn] [vb infin] | 64 |
|
| 3 | so [vb past] [pers pn] [vb infin] [prep] | 7 |
|
