| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] why [pron] [verb] | 122 |
|
| 2 | [modal v] [verb] why [pers pn] [verb] | 120 |
|
| 3 | [modal v] [verb] [adv] we [verb] | 92 |
|
| 4 | [modal v] [verb] why we [verb] | 16 |
|
