| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] know when | 132 |
|
| 2 | [pers pn] know when | 130 |
|
| 3 | us know [adv] | 45 |
|
| 4 | us know [Wh adv] | 28 |
|
| 5 | we know when | 23 |
|
| 6 | us [verb] when | 18 |
|
| 7 | us know when | 14 |
|
| 8 | us [vb infin] when | 13 |
|
| 9 | us know when | 12 |
|
