| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [adv] do n't | 508 |
|
| 2 | [adv] why [verb] n't | 294 |
|
| 3 | [adv] why do n't | 281 |
|
| 4 | [adv] why do [adv] | 274 |
|
| 5 | [adv] [Wh adv] do n't | 273 |
|
| 6 | [adv] why do [not/n't] | 272 |
|
| 7 | [adv] why do not | 272 |
|
| 8 | [adv] why do n't | 272 |
|
