| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] over a [adj] period | 105 |
|
| 2 | [adj] [noun pl] over a [adj] | 83 |
|
| 3 | [adj] [noun pl] over a period | 26 |
|
| 4 | [adj] over a [adj] period | 14 |
|
| 5 | [adj] [noun pl] over [adj] period | 7 |
|
