| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] at the | 1743 |
|
| 2 | by [v-ing] at the | 209 |
|
| 3 | be by [v-ing] the | 91 |
|
| 4 | be by [v-ing] at | 11 |
|
