| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how do they do | 27 |
|
| 2 | how [verb] they do | 27 |
|
| 3 | how [vb base] they do | 22 |
|
| 4 | how do they do | 22 |
|
| 5 | how [vb past] they do | 5 |
|
| 6 | how did they do | 5 |
|
