| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] [noun sg] over a period | 34 |
|
| 2 | [prep] the [noun sg] over a period | 27 |
|
| 3 | of [art] [noun sg] over a period | 11 |
|
| 4 | of [art] [noun sg] over a period | 11 |
|
| 5 | in [art] [noun sg] over a period | 7 |
|
| 6 | in [art] [noun sg] over a period | 7 |
|
| 7 | to [art] [noun sg] over a period | 7 |
|
| 8 | to [art] [noun sg] over a period | 7 |
|
