| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know if [pers pn] do | 21 |
|
| 2 | know if [pron] do | 21 |
|
| 3 | know if [pron] do | 14 |
|
| 4 | know if you do | 11 |
|
| 5 | know if you do | 11 |
|
| 6 | know if they do | 6 |
|
| 7 | know if they do | 6 |
|
