| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know when you [vb mod] [verb] | 11 |
|
| 2 | know when you [vb mod] [vb infin] | 10 |
|
| 3 | know when you [vb mod] [verb] | 6 |
|
| 4 | know when you might [verb] | 5 |
|
