| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [not/n't] [prep] | 3693 |
|
| 2 | [not/n't] know [prep] | 1218 |
|
| 3 | [coord] know [prep] | 195 |
|
| 4 | [coord] [not/n't] know | 74 |
|
