| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] why [pron] should [verb] | 159 |
|
| 2 | [verb] [adv] we should [verb] | 53 |
|
| 3 | [verb] [Wh adv] we should [verb] | 30 |
|
| 4 | [verb] why we [modal v] [verb] | 30 |
|
| 5 | [verb] why we should [verb] | 20 |
|
