| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] [pron] [vb past] to be | 162 |
|
| 2 | know [pron] [vb past] to be | 31 |
|
| 3 | know [Wh adv] [pron] [vb past] to | 29 |
|
