| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] at [art] time of | 168 |
|
| 2 | [adv] at [art] time of | 147 |
|
| 3 | [adv] [conj] at [art] time | 30 |
|
| 4 | [adv] [conj] [art] time of | 13 |
|
