| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] [noun] a [adj] | 993 |
|
| 2 | [prep] [art] [noun] at a | 928 |
|
| 3 | [prep] [art] [noun] at [adj] | 831 |
|
| 4 | [art] [noun] at a [adj] | 597 |
|
| 5 | [prep] [noun] at a [adj] | 342 |
|
