| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] do they [vb infin] | 764 |
|
| 2 | do they [vb infin] [det] | 187 |
|
| 3 | [Wh adv] do they [det] | 10 |
|
| 4 | [Wh adv] do [vb infin] [det] | 6 |
|
