| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how do it [verb] that | 10 |
|
| 2 | how [verb] it [verb] that | 10 |
|
| 3 | how [verb] it [verb] that | 10 |
|
| 4 | how [verb] it [vb infin] that | 10 |
|
| 5 | how [vb -s] it [verb] that | 7 |
|
| 6 | how does it [verb] that | 7 |
|
| 7 | how [verb] it happen that | 6 |
|
| 8 | how [verb] it happen that | 6 |
|
