| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb past] [pers pn] [vb infin] [adj] | 146 |
|
| 2 | [vb past] [pers pn] [vb infin] at [adj] | 38 |
|
| 3 | why [vb past] [pers pn] [vb infin] at | 10 |
|
