| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [adv] do not | 724 |
|
| 2 | [adv] why [verb] not | 303 |
|
| 3 | [adv] why do [adv] | 283 |
|
| 4 | [adv] [Wh adv] do not | 282 |
|
| 5 | [adv] why do not | 281 |
|
