| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] did not [adv] [verb] | 2444 |
|
| 2 | [pron] did not [adv] [vb infin] | 2432 |
|
| 3 | [pron] [verb] not [adv] know | 1041 |
|
| 4 | [pron] do not [adv] know | 1041 |
|
| 5 | [pron] did not [adv] know | 318 |
|
| 6 | [pron] [vb past] not [adv] know | 317 |
|
| 7 | [pron] did [adv] [adv] know | 317 |
|
