| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be carried out for | 49 |
|
| 2 | been carried out for | 12 |
|
| 3 | was carried out for | 11 |
|
| 4 | be carried out for | 8 |
|
| 5 | are carried out for | 5 |
|
| 6 | is carried out for | 5 |
|
