| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adj] [coord] a [noun sg] | 28 |
|
| 2 | at [num] [coord] a [noun] | 17 |
|
| 3 | at [adj] and a [noun] | 17 |
|
| 4 | at [det] [coord] a [noun] | 10 |
|
| 5 | at all [coord] a [noun] | 10 |
|
| 6 | at [adj] but a [noun] | 10 |
|
| 7 | at all [coord] a [noun] | 10 |
|
| 8 | at [adj] [coord] a half | 8 |
|
| 9 | at [adj] [coord] a half | 8 |
|
| 10 | at [adj] [coord] a quarter | 5 |
|
| 11 | at [adj] [coord] a quarter | 5 |
|
