| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] at any time [subord] | 30 |
|
| 2 | [subord] at any time [subord] | 30 |
|
| 3 | [subord] at [det] time [subord] | 30 |
|
| 4 | [subord] at [adj] time since | 27 |
|
| 5 | than at [adj] time [subord] | 27 |
|
