| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] before | 7872 |
|
| 2 | to know [prep] | 891 |
|
| 3 | to know [prep] | 891 |
|
| 4 | [to-vb] before | 869 |
|
| 5 | know before | 49 |
|
| 6 | to know before | 10 |
|
