| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [not/n't] [verb] for | 369 |
|
| 2 | [was/were] [adv] know for | 53 |
|
| 3 | [was/were] [not/n't] know [prep] | 45 |
|
| 4 | [be] [not/n't] know for | 26 |
|
