| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] were [prep] | 520 |
|
| 2 | were know [prep] | 207 |
|
| 3 | [Wh pn] know [prep] | 117 |
|
| 4 | [Wh pn] were know | 21 |
|
