| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | survey [prep] [noun pl] ' [noun pl] | 14 |
|
| 2 | survey of [noun pl] ' [noun pl] | 14 |
|
| 3 | survey of [noun pl] ' [noun pl] | 14 |
|
| 4 | survey [prep] [noun pl] ' attitudes | 7 |
|
