| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] i why [pron] | 6 |
|
| 2 | explain [prep] i why [pron] | 6 |
|
| 3 | [prep] i [verb] why [pron] | 7 |
|
| 4 | [prep] i [to-vb] why [pron] | 5 |
|
