| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] how do [pers pn] know | 9 |
|
| 2 | [verb] [Wh adv] do [pers pn] know | 8 |
|
| 3 | [verb] [Wh adv] do you know | 6 |
|
| 4 | [vb base] [Wh adv] do [pers pn] know | 5 |
|
