| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at a time when | 226 |
|
| 2 | [pers pn] [verb] at a time | 24 |
|
| 3 | [pers pn] at a time when | 16 |
|
| 4 | [pers pn] [verb] a time when | 13 |
|
