| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [art] time [prep] [verb] | 306 |
|
| 2 | [art] time [prep] [verb] [prep] | 118 |
|
| 3 | at [art] time [verb] [prep] | 62 |
|
| 4 | at time [prep] [verb] [prep] | 20 |
|
