| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [adv] [prep] [art] | 21080 |
|
| 2 | at [adv] [prep] [art] | 1407 |
|
| 3 | [v-ing] at [adv] [art] | 117 |
|
| 4 | [v-ing] at [adv] [prep] | 51 |
|
| 5 | [v-ing] at [prep] [art] | 31 |
|
