| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what do [pron] [adv] [vb infin] | 214 |
|
| 2 | [pron] do they [adv] [vb infin] | 24 |
|
| 3 | what [verb] they [adv] [vb infin] | 16 |
|
| 4 | what do they [adv] [verb] | 16 |
|
