| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] do [adv] | 9721 |
|
| 2 | why do [adv] | 2651 |
|
| 3 | [conj] why do | 415 |
|
| 4 | [conj] why [adv] | 198 |
|
