| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | over [art] [adj] period [conj] | 44 |
|
| 2 | [prep] [art] long period [conj] | 28 |
|
| 3 | over [art] long [noun] [conj] | 22 |
|
| 4 | over [art] long [noun sg] [conj] | 22 |
|
| 5 | over [art] long period [conj] | 16 |
|
