| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [art] time [coord] | 414 |
|
| 2 | at [art] time and | 331 |
|
| 3 | at the time [coord] | 306 |
|
| 4 | at a time [coord] | 107 |
|
| 5 | at [art] time but | 52 |
|
| 6 | at [art] time or | 28 |
|
