| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [adv] do [not/n't] know | 24 |
|
| 2 | and still do [not/n't] [verb] | 21 |
|
| 3 | [conj] still do [not/n't] know | 7 |
|
| 4 | and still [verb] [not/n't] know | 6 |
|
| 5 | and still do [adv] know | 6 |
|
