| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [not/n't] [pron] [adv] | 201 |
|
| 2 | [conj] why do [not/n't] [pron] | 75 |
|
| 3 | [conj] do [not/n't] [pron] [adv] | 20 |
|
| 4 | [conj] why do [pron] [adv] | 10 |
|
