| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | really do [not/n't] know [det] | 8 |
|
| 2 | really do [not/n't] know [det] | 7 |
|
| 3 | really do n't know [det] | 7 |
|
| 4 | really do [not/n't] know much | 5 |
|
