| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun sg] over a [adj -er] period | 7 |
|
| 2 | [adj] [noun sg] over a [adj -er] period | 6 |
|
| 3 | [noun sg] over a [adj -er] period [prep] | 5 |
|
| 4 | [noun sg] over a [adj -er] period of | 5 |
|
| 5 | [noun sg] over a [adj -er] period of | 5 |
|
| 6 | [noun sg] over a [adj -er] period [prep] | 5 |
|
