| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] [noun] at [art] | 1200 |
|
| 2 | [prep] a [adj] [noun sg] at [art] | 1162 |
|
| 3 | [prep] a [adj] time [prep] [art] | 131 |
|
| 4 | [prep] [art] [adj] time at [art] | 61 |
|
| 5 | [prep] a [adj] time at [art] | 7 |
|
