| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] [noun] a [noun] [prep] | 1113 |
|
| 2 | at [num] [noun] [noun] [prep] | 110 |
|
| 3 | at [num] [noun] a [noun] | 99 |
|
| 4 | at [noun] a [noun] [prep] | 90 |
|
