| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] do we know | 91 |
|
| 2 | [Wh adv] do we [adv] | 47 |
|
| 3 | do we know [adv] | 29 |
|
| 4 | [Wh adv] we know [adv] | 5 |
|
