| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] at [pron] | 1231 |
|
| 2 | people be [v-ing] [pron] | 187 |
|
| 3 | people be [v-ing] at | 40 |
|
| 4 | people [v-ing] at [pron] | 28 |
|
| 5 | people be at [pron] | 5 |
|
