| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] over [art] long period | 44 |
|
| 2 | [adv] over [art] long period | 17 |
|
| 3 | [vb pp] [adv] over [art] period | 8 |
|
| 4 | [vb pp] [adv] over [art] long | 5 |
|
