| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [vb past] to | 4535 |
|
| 2 | what [vb past] to | 1302 |
|
| 3 | [coord] what [vb past] | 815 |
|
| 4 | [coord] what to | 7 |
|
