| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] why do [pers pn] | 285 |
|
| 2 | [adv] why do [not/n't] | 272 |
|
| 3 | why do [pers pn] [not/n't] | 133 |
|
| 4 | [adv] do [pers pn] [not/n't] | 43 |
|
