| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pron] [be] [adv] [prep] | 280 |
|
| 2 | know [pron] [be] [adv] [prep] | 57 |
|
| 3 | know if [pron] [be] [adv] | 54 |
|
| 4 | know if [pron] [be] [prep] | 35 |
|
