| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [det] time as | 22 |
|
| 2 | at such time as | 7 |
|
| 3 | at such time as | 7 |
|
| 4 | at that time as | 7 |
|
| 5 | at that time as | 7 |
|
| 6 | at this time as | 6 |
|
| 7 | at this time as | 6 |
|
