| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [pron] [adv] | 7282 |
|
| 2 | why do [pron] | 3169 |
|
| 3 | why [pron] [adv] | 281 |
|
| 4 | why do [adv] | 54 |
|
