| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] do [pers pn] know | 985 |
|
| 2 | [verb] [Wh adv] do [pers pn] | 280 |
|
| 3 | [verb] do [pers pn] know | 52 |
|
