| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | over [art] [adj] period [modal v] | 13 |
|
| 2 | over [art] long [noun] [modal v] | 7 |
|
| 3 | over [art] long [noun sg] [modal v] | 7 |
|
| 4 | [prep] [art] long period [modal v] | 6 |
|
| 5 | over [art] long period [modal v] | 5 |
|
