| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at a [adj] | 8700 |
|
| 2 | [prep] a [det] | 8648 |
|
| 3 | [prep] a [det] | 8648 |
|
| 4 | at [art] [det] | 8331 |
|
| 5 | at [art] [det] | 8331 |
|
| 6 | at a [det] | 93 |
|
| 7 | at a [det] | 77 |
|
