| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | over [art] long period [prep] | 95 |
|
| 2 | over a long [noun sg] [prep] | 94 |
|
| 3 | over [art] long [noun sg] [prep] | 90 |
|
| 4 | over [art] long [noun sg] of | 89 |
|
| 5 | over [art] longer [noun sg] [prep] | 11 |
|
| 6 | over the long [noun sg] [prep] | 7 |
|
