| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] been [vb pp] up at | 16 |
|
| 2 | has been [verb] up at | 15 |
|
| 3 | [vb -s] been set up at | 11 |
|
| 4 | [vb -s] been set up at | 11 |
|
