| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [noun pl] over a period of | 15 |
|
| 2 | [noun sg] [noun pl] over a period [prep] | 15 |
|
| 3 | [noun sg] [noun pl] over a period of | 15 |
|
| 4 | [noun sg] [noun pl] over a period [prep] | 15 |
|
| 5 | [verb] [noun sg] [noun pl] over a period | 5 |
|
| 6 | [noun sg] [prep] [noun pl] over a period | 7 |
|
| 7 | [noun sg] [prep] [noun pl] over a period | 7 |
|
| 8 | [noun sg] of [noun pl] over a period | 5 |
|
| 9 | [noun sg] of [noun pl] over a period | 5 |
|
| 10 | [noun sg] [noun pl] over a [adj] period | 14 |
|
| 11 | [noun sg] [noun pl] over a [adj] period | 13 |
|
| 12 | [noun sg] [noun pl] over a long period | 6 |
|
| 13 | [noun sg] [noun pl] over a long period | 5 |
|
