| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [adv] do | 1766 |
|
| 2 | [adv] why do | 628 |
|
| 3 | [conj] why do | 415 |
|
| 4 | [conj] [adv] why | 92 |
|
