| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [subord] [v-ing] [prep] | 883 |
|
| 2 | [adv] [subord] [v-ing] [prep] | 883 |
|
| 3 | [adv] [subord] [verb] at | 97 |
|
| 4 | [adv] [conj] [v-ing] at | 87 |
|
| 5 | [adv] [subord] [v-ing] at | 52 |
|
| 6 | [adv] [subord] [v-ing] at | 46 |
|
