| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] at [det] | 1424 |
|
| 2 | are [v-ing] [det] | 1000 |
|
| 3 | are [v-ing] at | 625 |
|
| 4 | are at [det] | 75 |
|
