| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at a [noun] | 4020 |
|
| 2 | [verb] a [noun] ' | 161 |
|
| 3 | [verb] at [noun] ' | 60 |
|
| 4 | at a [noun] ' | 41 |
|
