| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb past] [pers pn] [verb] the [adj] | 5 |
|
| 2 | why [vb past] [pers pn] [vb infin] the [adj] | 5 |
|
| 3 | why did [pers pn] [verb] the [adj] | 5 |
|
