| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at a [adj -er] time | 70 |
|
| 2 | at a later time | 32 |
|
| 3 | at a better time | 20 |
|
| 4 | at a worse time | 17 |
|
| 5 | at a earlier time | 5 |
|
| 6 | at an [adj -er] time | 5 |
|
