| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [num] [adj] and [verb] [prep] | 33 |
|
| 2 | at [adj] [adj] and [verb] [prep] | 22 |
|
| 3 | at [num] [adj] [conj] [verb] [prep] | 18 |
|
