| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [adv] for | 1158 |
|
| 2 | [adv] known for | 395 |
|
| 3 | [not/n't] [adv] known | 244 |
|
| 4 | [not/n't] known for | 43 |
|
