| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that [pron] [verb] [not/n't] know | 459 |
|
| 2 | [to-vb] that [pron] [verb] [not/n't] | 388 |
|
| 3 | [to-vb] [pron] [verb] [not/n't] know | 34 |
|
