| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the [adj] time of | 54 |
|
| 2 | at [art] [adj] time of | 35 |
|
| 3 | at [art] [det] time of | 18 |
|
| 4 | at [art] same time of | 17 |
|
| 5 | at [art] same time of | 17 |
|
| 6 | at a [adj] time of | 12 |
|
| 7 | at [art] [num ord] time of | 9 |
|
