| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] of [noun pl] over a period | 8 |
|
| 2 | [noun sg] of [noun pl] over a period | 5 |
|
| 3 | of [adj] [noun pl] over a period | 6 |
|
| 4 | of [adj] [noun pl] over a period | 5 |
|
| 5 | of [noun pl] over a [adj] period | 11 |
|
| 6 | of [noun pl] over a [adj] period | 7 |
|
| 7 | of [noun pl] over a long period | 5 |
|
| 8 | of [noun pl] over a period [prep] | 8 |
|
| 9 | of [noun pl] over a period of | 8 |
|
| 10 | of [noun pl] over a period of | 8 |
|
| 11 | of [noun pl] over a period [prep] | 8 |
|
