| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] at [adj] time | 2290 |
|
| 2 | [noun] at [adj] [subord] | 279 |
|
| 3 | at [adj] time [subord] | 140 |
|
| 4 | [noun] [adj] time [subord] | 34 |
|
