| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [verb] at that time | 11 |
|
| 2 | have [verb] at that time | 11 |
|
| 3 | have [vb pp] at that time | 11 |
|
| 4 | had [verb] at that time | 6 |
|
