| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] a [det] [noun pl] | 493 |
|
| 2 | at [adv] [prep] [det] [noun pl] | 70 |
|
| 3 | at [adv] a [det] [noun pl] | 35 |
|
| 4 | at [adv] [prep] a [det] | 9 |
|
