| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at the time [verb] | 31 |
|
| 2 | at the time they [verb] | 27 |
|
| 3 | [verb] the time they [verb] | 11 |
|
| 4 | [verb] at the time they | 9 |
|
