| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at the time [prep] | 491 |
|
| 2 | [verb] [pron] at the time | 133 |
|
| 3 | [pron] at the time [prep] | 61 |
|
| 4 | [verb] [pron] the time [prep] | 16 |
|
