| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [verb] at a | 570 |
|
| 2 | [verb] [verb] in at | 118 |
|
| 3 | [verb] [verb] in a | 93 |
|
| 4 | [verb] in at a | 61 |
|
