| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adj] [adj] time | 507 |
|
| 2 | at [num] [adj] [noun] | 419 |
|
| 3 | at [num] [adj] [noun sg] | 146 |
|
| 4 | [prep] [num] [adj] time | 24 |
|
| 5 | at [num] [adj] time | 16 |
|
| 6 | at [num] [adj] time | 11 |
|
