| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] know in [adj] | 12 |
|
| 2 | [not/n't] know in [det] | 7 |
|
| 3 | not know in [adj] | 7 |
|
| 4 | [not/n't] know in [adj] | 7 |
|
| 5 | n't know in [adj] | 5 |
|
| 6 | [not/n't] known in [adj] | 5 |
|
