| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | over [art] [adj] period [prep] time | 125 |
|
| 2 | [prep] [art] long period [prep] time | 100 |
|
| 3 | over [art] long period [prep] [noun] | 84 |
|
| 4 | over [art] long [noun sg] [prep] time | 77 |
|
| 5 | over [art] long [noun] [prep] time | 77 |
|
| 6 | over [art] long period [prep] time | 77 |
|
| 7 | over [art] long period [prep] time | 77 |
|
