| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [was/were] [adv] known | 21 |
|
| 2 | which [was/were] [adv] know | 21 |
|
| 3 | which was [adv] know | 14 |
|
| 4 | which were [adv] know | 7 |
|
