| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | then why [verb] [pers pn] [vb pp] | 10 |
|
| 2 | then why have [pers pn] [vb pp] | 10 |
|
| 3 | then why [vb past] [pers pn] [vb pp] | 5 |
|
| 4 | then why had [pers pn] [vb pp] | 5 |
|
