| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] over a [adj] period | 87 |
|
| 2 | [noun pl] over a long [noun sg] | 25 |
|
| 3 | [noun pl] over a wide [noun sg] | 24 |
|
| 4 | [noun pl] over a [adj] area | 19 |
|
| 5 | [noun pl] over a [adj] range | 9 |
|
| 6 | [noun pl] over a certain [noun sg] | 9 |
|
| 7 | [noun pl] over a [adj] time | 6 |
|
| 8 | [noun pl] over a five-year [noun sg] | 6 |
|
