| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at that time | 334 |
|
| 2 | [noun pl] at that time | 166 |
|
| 3 | [noun pl] [verb] at that | 58 |
|
| 4 | [noun pl] [verb] at time | 8 |
|
