| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] over [art] period [prep] | 27 |
|
| 2 | [adv prt] over [art] period of | 27 |
|
| 3 | [adv prt] over a period [prep] | 25 |
|
| 4 | [adv prt] over a period [prep] | 25 |
|
| 5 | up over [art] period [prep] | 9 |
|
| 6 | out over [art] period [prep] | 5 |
|
