| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] over [art] period of | 88 |
|
| 2 | [adv] over [art] period of | 40 |
|
| 3 | [adv] [verb] [art] period of | 29 |
|
| 4 | [adv] [verb] over [art] period | 9 |
|
