| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [v-ing] at [art] time | 23 |
|
| 2 | [prep] [v-ing] at [art] time | 22 |
|
| 3 | [prep] [v-ing] at the time | 19 |
|
| 4 | of [v-ing] at [art] time | 9 |
|
| 5 | of [v-ing] at [art] time | 9 |
|
| 6 | in [v-ing] at [art] time | 5 |
|
| 7 | in [v-ing] at [art] time | 5 |
|
