| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] that at a time | 9 |
|
| 2 | that at a time [Wh adv] | 12 |
|
| 3 | that at a time [adv] | 12 |
|
| 4 | that at a time when | 12 |
|
| 5 | that at a time when | 12 |
|
| 6 | that at a time [prep] | 6 |
|
| 7 | that at a time [prep] | 6 |
|
| 8 | that at a time of | 5 |
|
| 9 | that at a time of | 5 |
|
