| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [pron] [verb] | 149352 |
|
| 2 | why [pron] [verb] | 5794 |
|
| 3 | why [adv] [verb] | 1052 |
|
| 4 | why [adv] [pron] | 86 |
|
