| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] we know [prep] | 29 |
|
| 2 | do we know [prep] | 28 |
|
| 3 | [vb base] we know about | 20 |
|
| 4 | [vb base] we know of | 6 |
|
