| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [art] time | 11461 |
|
| 2 | [conj] at [art] | 6559 |
|
| 3 | [conj] [art] time | 1699 |
|
| 4 | [conj] at time | 291 |
|
