| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we do n't know [Wh pn] | 25 |
|
| 2 | we [verb] n't know [Wh pn] | 25 |
|
| 3 | we [verb] n't know who | 25 |
|
| 4 | we [vb base] n't know [Wh pn] | 23 |
|
| 5 | we do n't know [Wh pn] | 23 |
|
