| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] [pron] [verb] | 3173 |
|
| 2 | why [verb] [pers pn] [verb] | 3135 |
|
| 3 | [adv] [verb] they [verb] | 1955 |
|
| 4 | why [verb] they [verb] | 302 |
|
