| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | carried out on the [adj] | 28 |
|
| 2 | [was/were] carried out on [adj] | 16 |
|
| 3 | [was/were] carried out on the | 16 |
|
| 4 | [was/were] out on the [adj] | 8 |
|
