| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] at [noun sg] | 1515 |
|
| 2 | [det] [v-ing] [noun sg] | 654 |
|
| 3 | [det] at [noun sg] | 523 |
|
| 4 | [det] [v-ing] at | 189 |
|
