| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | over [art] [adj] period [prep] | 22 |
|
| 2 | [adv] [art] long period [prep] | 15 |
|
| 3 | over [art] long [noun] [prep] | 9 |
|
| 4 | over [art] long [noun sg] [prep] | 9 |
|
| 5 | over [art] long period [prep] | 9 |
|
