| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] they [verb] | 5237 |
|
| 2 | did they [verb] | 1264 |
|
| 3 | [Wh adv] did they | 384 |
|
| 4 | [Wh adv] did [verb] | 15 |
|
