| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] n't know [Wh det] [adv] [verb] | 21 |
|
| 2 | do n't know [Wh det] [adv] [verb] | 21 |
|
| 3 | did n't know [Wh det] [adv] [verb] | 11 |
|
| 4 | [vb past] n't know [Wh det] [adv] [verb] | 11 |
|
| 5 | do n't know [Wh det] [adv] [verb] | 10 |
|
| 6 | [vb base] n't know [Wh det] [adv] [verb] | 10 |
|
| 7 | n't know [Wh det] [pron] [adv] [verb] | 7 |
|
| 8 | n't know [Wh det] [adv] [pers pn] [verb] | 10 |
|
| 9 | n't know [Wh det] [adv] [pron] [verb] | 10 |
|
