| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] at that time | 73 |
|
| 2 | had [prep] that time | 25 |
|
| 3 | [vb past] by that time | 7 |
|
| 4 | [vb past] in that time | 5 |
|
