| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what do they [verb] [adv] | 6 |
|
| 2 | what do they [vb infin] [adv] | 6 |
|
| 3 | what do they [adv] [verb] | 10 |
|
| 4 | what do they [adv] [vb infin] | 10 |
|
