| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [Wh adv] do they [vb infin] | 15 |
|
| 2 | [verb] how do they [verb] | 8 |
|
| 3 | [verb] [Wh adv] do they [verb] | 8 |
|
| 4 | [verb] [Wh adv] did they [verb] | 7 |
|
| 5 | [vb base] [Wh adv] do they [verb] | 6 |
|
