| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [not/n't] he know | 13 |
|
| 2 | do [not/n't] he know | 13 |
|
| 3 | [verb] n't he know | 13 |
|
| 4 | did [not/n't] he know | 9 |
|
| 5 | [vb past] [not/n't] he know | 9 |
|
