| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] if it [be] [adv] | 180 |
|
| 2 | know [conj] it [be] [adv] | 160 |
|
| 3 | know if [pron] [be] [adv] | 77 |
|
| 4 | know [subord] it [be] [adv] | 43 |
|
| 5 | know if it [be] [adv] | 21 |
|
