| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [noun] [prep] the time | 29 |
|
| 2 | at [noun] at the time | 23 |
|
| 3 | at [noun prp] [prep] the time | 16 |
|
| 4 | at [noun sg] [prep] the time | 13 |
|
