| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [art] [adj] [adj] level | 38 |
|
| 2 | at [art] [adj] [adj] level | 38 |
|
| 3 | at the [adj] [adj] level | 21 |
|
| 4 | at the [adj] [adj] level | 21 |
|
| 5 | at a [adj] [adj] level | 17 |
|
| 6 | at a [adj] [adj] level | 16 |
|
