| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | he [was/were] [not/n't] know | 15 |
|
| 2 | he was [not/n't] know | 14 |
|
| 3 | he [was/were] [not/n't] to know | 10 |
|
| 4 | he [was/were] not know | 10 |
|
| 5 | he [was/were] n't know | 5 |
|
| 6 | he [was/were] [not/n't] known | 5 |
|
