| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] [pers pn] [vb infin] [to-vb] | 362 |
|
| 2 | why [verb] [pers pn] [vb infin] that | 167 |
|
| 3 | [verb] [pers pn] [vb infin] [to-vb] that | 108 |
|
