| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | survey carried out [prep] [noun prp] | 15 |
|
| 2 | survey carried [adv prt] [prep] [noun prp] | 14 |
|
| 3 | survey carried [adv prt] by [noun prp] | 8 |
|
| 4 | survey carried [adv prt] in [noun prp] | 5 |
|
