| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adj] [conj] a [noun sg] | 43 |
|
| 2 | at [adj] [coord] a [noun] | 28 |
|
| 3 | at [det] [conj] a [noun] | 21 |
|
| 4 | at [adj] and a [noun] | 17 |
|
| 5 | at [num] [conj] a [noun] | 17 |
|
| 6 | at [adj] and a [noun] | 17 |
|
| 7 | at [adj] [subord] a [noun] | 15 |
|
| 8 | at all [conj] a [noun] | 13 |
|
| 9 | at all [conj] a [noun] | 13 |
|
| 10 | at [adj] than a [noun] | 10 |
|
| 11 | at [adj] than a [noun] | 10 |
|
| 12 | at [adj] but a [noun] | 10 |
|
| 13 | at [adj] but a [noun] | 10 |
|
| 14 | at [adj] [conj] a half | 8 |
|
| 15 | at [adj] [conj] a half | 8 |
|
| 16 | at [adj] [conj] a quarter | 7 |
|
| 17 | at [adj] [conj] a quarter | 7 |
|
| 18 | at [num ord] [conj] a [noun] | 5 |
|
