| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] [verb] they come from | 17 |
|
| 2 | where [verb] they come from | 17 |
|
| 3 | [Wh adv] do they come from | 17 |
|
| 4 | [Wh adv] did they come from | 10 |
|
| 5 | [Wh adv] [vb past] they come from | 10 |
|
| 6 | [Wh adv] [vb base] they come from | 7 |
|
| 7 | [Wh adv] do they come from | 7 |
|
