| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [pers pn] know [adv] | 1230 |
|
| 2 | [verb] [pers pn] know [Wh adv] | 853 |
|
| 3 | [verb] [pers pn] [verb] when | 233 |
|
| 4 | [verb] [pron] know when | 143 |
|
| 5 | [verb] [pers pn] know when | 140 |
|
