| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how does [pron] [verb] | 385 |
|
| 2 | how does [pron] [vb infin] | 380 |
|
| 3 | how [verb] [pron] work | 88 |
|
| 4 | how do [pron] work | 85 |
|
| 5 | [adv] does [pron] work | 40 |
|
| 6 | how [vb -s] [pron] work | 31 |
|
| 7 | how does [pron] work | 31 |
|
