| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know how [pron] | 1306 |
|
| 2 | [verb] how they | 917 |
|
| 3 | know [adv] they | 675 |
|
| 4 | know [Wh adv] they | 648 |
|
| 5 | know how they | 159 |
|
