| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [not/n't] [pers pn] | 1546 |
|
| 2 | [noun pl] do [not/n't] [pers pn] | 189 |
|
| 3 | [noun pl] why do [not/n't] | 7 |
|
