| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] did [not/n't] [verb] [pron] | 430 |
|
| 2 | [adv] did [not/n't] [vb infin] [pron] | 429 |
|
| 3 | [adv] [verb] [not/n't] know [pron] | 295 |
|
| 4 | [adv] do [not/n't] know [pron] | 295 |
|
| 5 | [adv] [vb past] [not/n't] know [pron] | 86 |
|
| 6 | [adv] did [adv] know [pron] | 86 |
|
| 7 | [adv] did [not/n't] know [pron] | 86 |
|
