| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the time [vb past] [art] | 16 |
|
| 2 | at the time [vb past] the | 8 |
|
| 3 | at the time [vb past] the | 8 |
|
| 4 | at the time [vb past] a | 5 |
|
| 5 | at the time [vb past] a | 5 |
|
