| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] do [pron] know [pron] | 128 |
|
| 2 | [coord] do [pron] [verb] [Wh pn] | 10 |
|
| 3 | [conj] do [pron] know [Wh pn] | 7 |
|
| 4 | [coord] [verb] [pron] know [Wh pn] | 7 |
|
