| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | work that have been [verb] in | 6 |
|
| 2 | work that have been [vb pp] in | 6 |
|
| 3 | work that have been do in | 5 |
|
| 4 | work that have been done in | 5 |
|
