| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at a [adj] | 10976 |
|
| 2 | [noun prp] a [adj] | 2359 |
|
| 3 | [noun prp] at [adj] | 2200 |
|
| 4 | [noun prp] at a | 551 |
|
