| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [adv] do [not/n't] know | 24 |
|
| 2 | [coord] [adv] do n't know | 15 |
|
| 3 | [coord] [adv] did [not/n't] know | 14 |
|
| 4 | [coord] [adv] do not know | 13 |
|
| 5 | [coord] [adv] do [not/n't] know | 12 |
|
| 6 | [coord] still do [not/n't] know | 7 |
|
