| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the [adj] time | 7818 |
|
| 2 | [Wh pn] at [adj] time | 52 |
|
| 3 | [Wh pn] at the time | 29 |
|
| 4 | [Wh pn] at the [adj] | 14 |
|
