| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [vb past] [det] | 1475 |
|
| 2 | [vb past] at [det] | 1237 |
|
| 3 | [Wh det] [vb past] at | 479 |
|
| 4 | [Wh det] at [det] | 83 |
|
