| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] at [art] | 397 |
|
| 2 | when it [verb] [art] | 354 |
|
| 3 | when [verb] at [art] | 82 |
|
| 4 | when it [verb] at | 32 |
|
