| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] only a [adj] | 669 |
|
| 2 | at [adv] a [adj] | 583 |
|
| 3 | at [adv] a [adj] | 578 |
|
| 4 | at only [art] [adj] | 16 |
|
| 5 | at only a [adj] | 13 |
|
