| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when we [verb] [art] | 799 |
|
| 2 | we [verb] at [art] | 786 |
|
| 3 | when we [verb] at | 156 |
|
| 4 | when [verb] at [art] | 82 |
|
