| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] do [pron] know | 641 |
|
| 2 | do [pron] know [adv] | 473 |
|
| 3 | [Wh adv] do [pron] [adv] | 196 |
|
| 4 | [Wh adv] [pron] know [adv] | 35 |
|
