| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] over [adj] period | 13 |
|
| 2 | [adv] over [adj] periods | 10 |
|
| 3 | [adv] over [adj] period | 10 |
|
| 4 | [adv] over [adj] period | 8 |
|
| 5 | [adv] over [det] period | 8 |
|
| 6 | [adv] over long period | 6 |
|
| 7 | [adv] over long period | 6 |
|
| 8 | [adv prt] over [adj] period | 5 |
|
