| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] has been [verb] at | 15 |
|
| 2 | [adj] has been [vb pp] at | 14 |
|
| 3 | [det] has been [verb] at | 8 |
|
| 4 | [num] has been [verb] at | 5 |
|
| 5 | this has been [verb] at | 5 |
|
| 6 | this has been [verb] at | 5 |
|
