| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | n't even know [prep] | 17 |
|
| 2 | [not/n't] even know about | 13 |
|
| 3 | not even know [prep] | 9 |
|
| 4 | [not/n't] even know of | 8 |
|
