| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [num] a | 1129 |
|
| 2 | [prep] [num] a | 1129 |
|
| 3 | at [adj] a | 523 |
|
| 4 | at [num] [art] | 149 |
|
| 5 | at [num] [art] | 149 |
|
| 6 | at [num] a | 38 |
|
| 7 | at [num] a | 36 |
|
