| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] at [adj] [noun] | 172 |
|
| 2 | [prep] [prep] [adj] time | 143 |
|
| 3 | [prep] [prep] [adj] time | 143 |
|
| 4 | [prep] at [adj] time | 41 |
|
| 5 | [prep] at [adj] time | 41 |
|
