| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [adv] [verb] | 34654 |
|
| 2 | [not/n't] [adv] [vb pp] | 9287 |
|
| 3 | [not/n't] [adv] know | 1604 |
|
| 4 | [adv] [adv] known | 969 |
|
| 5 | [not/n't] [adv] known | 244 |
|
