No | Pattern | Freq | Relations |
---|---|---|---|
1 | over a [num] [noun] period | 132 | |
2 | [prep] a [num] week period | 18 | |
3 | [prep] a [num] week period | 18 | |
4 | over [art] [num] week period | 16 | |
5 | over [art] [num] week period | 16 | |
6 | over a [num] week [noun] | 14 | |
7 | over a [num] week period | 13 | |
8 | over a [adj] week period | 13 | |
9 | over a [num] week period | 13 |