| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [being] carried out at | 17 |
|
| 2 | [be] [being] carried out at | 17 |
|
| 3 | is [being] carried out at | 11 |
|
| 4 | [is] [being] carried out at | 11 |
|
| 5 | [noun] [being] carried out at | 6 |
|
| 6 | [being] carried out at [noun] | 19 |
|
| 7 | [being] carried out at [noun prp] | 14 |
|
