| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know [conj] if it [verb] | 7 |
|
| 2 | know that if it [verb] | 6 |
|
| 3 | know [that] if it [verb] | 6 |
|
| 4 | know that if it [verb] | 6 |
|
