| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb past] at [det] time | 17 |
|
| 2 | [adv] [vb past] at [det] time | 17 |
|
| 3 | [adv] [vb past] at this time | 11 |
|
| 4 | also [vb past] at [det] time | 8 |
|
| 5 | also [vb past] at [det] time | 8 |
|
| 6 | [adv] [vb past] at that time | 5 |
|
