| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know [conj] if [pron] [verb] | 160 |
|
| 2 | [verb] [conj] if it [verb] | 67 |
|
| 3 | know [conj] [conj] it [verb] | 17 |
|
| 4 | know [conj] [subord] it [verb] | 16 |
|
| 5 | know [conj] if it [verb] | 7 |
|
