| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] at a | 1167 |
|
| 2 | [adv] at [noun pl] | 644 |
|
| 3 | [adv] a [noun pl] | 177 |
|
| 4 | at a [noun pl] | 172 |
|
