| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] why should [pers pn] [adv] | 12 |
|
| 2 | [adv] why should [pron] [adv] | 12 |
|
| 3 | [adv] why should [adv] [pron] | 24 |
|
| 4 | [adv] why should [adv] [pers pn] | 21 |
|
