| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | over [art] [adj] period of | 18 |
|
| 2 | [adv] [art] long period of | 13 |
|
| 3 | over [art] long period [prep] | 9 |
|
| 4 | over [art] long period [prep] | 9 |
|
| 5 | over [art] long period of | 8 |
|
| 6 | over [art] long [noun sg] of | 8 |
|
| 7 | over [art] long [noun] of | 8 |
|
| 8 | over [art] long period of | 8 |
|
| 9 | over [art] long period of | 8 |
|
