| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] know how [pron] | 472 |
|
| 2 | we know [adv] [pron] | 177 |
|
| 3 | we know [Wh adv] [pron] | 131 |
|
| 4 | we [verb] how [pron] | 74 |
|
| 5 | we know how [pron] | 22 |
|
