| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how did you [vb infin] it | 69 |
|
| 2 | how did you [verb] it | 68 |
|
| 3 | how did you do it | 20 |
|
| 4 | how did you do it | 20 |
|
| 5 | how did you know it | 15 |
|
| 6 | how did you know it | 15 |
|
| 7 | how did you get it | 7 |
|
| 8 | how did you get it | 7 |
|
