| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] just been [v-ing] at | 6 |
|
| 2 | [vb base] just been [v-ing] at | 6 |
|
| 3 | have just been [v-ing] at | 6 |
|
| 4 | 've just been [v-ing] at | 5 |
|
