| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] n't know [prep] | 731 |
|
| 2 | [verb] n't know that | 245 |
|
| 3 | n't know [prep] that | 103 |
|
| 4 | [verb] know [prep] that | 27 |
|
| 5 | [verb] n't [prep] that | 7 |
|
