| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [num] [adv] [art] [noun] | 60 |
|
| 2 | [prep] [num] [adv] [art] [noun pl] | 19 |
|
| 3 | at [adj] [adv] [art] [noun pl] | 9 |
|
| 4 | at [num] [adv] [art] [noun pl] | 8 |
|
