| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] over a [noun] | 100 |
|
| 2 | [adv prt] over a [noun sg] | 98 |
|
| 3 | [adv] over a period | 69 |
|
| 4 | [adv prt] [prep] a period | 54 |
|
| 5 | [adv prt] [prep] a period | 54 |
|
| 6 | [adv prt] over [art] period | 33 |
|
| 7 | [adv prt] over [art] period | 33 |
|
| 8 | [adv prt] over a period | 29 |
|
| 9 | [adv prt] over a period | 29 |
|
| 10 | [adv prt] over a period | 29 |
|
