| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how do you know | 655 |
|
| 2 | how [verb] you know | 655 |
|
| 3 | how [vb base] you know | 468 |
|
| 4 | how do you know | 445 |
|
| 5 | how did you know | 186 |
|
| 6 | how [vb past] you know | 186 |
|
| 7 | how d' you know | 23 |
|
