| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] do they come from | 19 |
|
| 2 | where do they come from | 18 |
|
| 3 | [adv] do they come from | 18 |
|
| 4 | where do they come from | 18 |
|
| 5 | [Wh adv] do they come from | 18 |
|
| 6 | [adv] did they come from | 11 |
|
| 7 | [adv] do they come from | 8 |
|
