| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [verb] at a time when | 16 |
|
| 2 | [det] [verb] at a time when | 12 |
|
| 3 | this [verb] at a time when | 11 |
|
| 4 | this [verb] at a time when | 11 |
|
| 5 | [adj] come at a time when | 7 |
|
| 6 | [adj] [vb past] at a time when | 7 |
|
