No | Pattern | Freq | Relations |
---|---|---|---|
1 | [vb pp] [adv] over a period | 19 | |
2 | [vb pp] up [prep] a period | 10 | |
3 | [vb pp] up [prep] a period | 10 | |
4 | [vb pp] up over a [noun] | 9 | |
5 | [verb] up over a period | 7 | |
6 | [vb pp] up over [art] period | 5 | |
7 | [vb pp] up over a period | 5 |