| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [adv] know is [adv] | 8 |
|
| 2 | [verb] [not/n't] know is [adv] | 8 |
|
| 3 | [verb] not know is [adv] | 8 |
|
| 4 | [vb base] [adv] know is [adv] | 7 |
|
| 5 | do [adv] know is [adv] | 7 |
|
| 6 | [verb] n't know is [adv] | 6 |
|
| 7 | [verb] [adv] know is [Wh adv] | 5 |
|
