| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] did [pron] [verb] | 2635 |
|
| 2 | [Wh det] [verb] they [verb] | 999 |
|
| 3 | [Wh det] do they [verb] | 494 |
|
| 4 | [Wh det] [vb past] they [verb] | 347 |
|
| 5 | [pron] did they [verb] | 224 |
|
