| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at the time of | 403 |
|
| 2 | [conj] at the time of | 150 |
|
| 3 | [verb] [conj] at the time | 61 |
|
| 4 | [verb] [conj] the time of | 9 |
|
