| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] do not know | 253 |
|
| 2 | [coord] do [not/n't] know | 253 |
|
| 3 | [coord] do n't know | 159 |
|
| 4 | and do [adv] know | 153 |
|
| 5 | [coord] did [adv] know | 135 |
|
| 6 | [coord] do not know | 94 |
|
| 7 | but do [adv] know | 80 |
|
| 8 | [coord] do [adv] know | 76 |
|
| 9 | [coord] does [adv] know | 41 |
|
| 10 | or do [adv] know | 19 |
|
