| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [adv] at [art] [noun] | 1211 |
|
| 2 | [verb] [adv] at [art] time | 190 |
|
| 3 | [v-ing] [adv] [prep] [art] time | 78 |
|
| 4 | [v-ing] [adv] at [art] time | 40 |
|
