| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not know whether you [verb] | 90 |
|
| 2 | not know whether [verb] [pron] | 30 |
|
| 3 | not know you [verb] [pron] | 27 |
|
| 4 | know whether you [verb] [pron] | 21 |
|
