| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [verb] at [art] | 1372 |
|
| 2 | or [verb] at [art] | 164 |
|
| 3 | [vb past] or [verb] [art] | 46 |
|
| 4 | [vb past] or [verb] at | 15 |
|
