| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at [art] time | 1750 |
|
| 2 | [verb] [v-ing] at [art] | 461 |
|
| 3 | [v-ing] at [art] time | 226 |
|
| 4 | [verb] [v-ing] [art] time | 22 |
|
