| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at the [det] time | 723 |
|
| 2 | at the [det] time [vb past] | 107 |
|
| 3 | [verb] at [det] time [vb past] | 20 |
|
| 4 | [verb] at the time [vb past] | 13 |
|
