| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [pron] be | 21362 |
|
| 2 | to know [pron] be | 395 |
|
| 3 | [vb past] to know [pron] | 325 |
|
| 4 | [vb past] to know be | 24 |
|
