| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] or at the time | 10 |
|
| 2 | [prep] or at the time | 10 |
|
| 3 | before or at the time | 9 |
|
| 4 | before or at the time | 9 |
|
| 5 | or [adj] at the time | 13 |
|
| 6 | or [noun] at the time | 11 |
|
| 7 | or [num] at the time | 8 |
|
| 8 | or [noun sg] at the time | 7 |
|
| 9 | or [verb] at the time | 6 |
|
| 10 | or [adj] at the time | 5 |
|
| 11 | or [adv] at the time | 5 |
|
| 12 | or at the time of | 15 |
|
| 13 | or at the time [prep] | 15 |
|
| 14 | or at the time [prep] | 15 |
|
| 15 | or at the time of | 15 |
|
