No | Pattern | Freq | Relations |
---|---|---|---|
1 | [conj] [prep] a long period | 17 | |
2 | [coord] [prep] a long period | 13 | |
3 | [conj] [prep] a long period | 12 | |
4 | [conj] over a long period | 11 | |
5 | [conj] over a long period | 11 | |
6 | or [prep] a long period | 6 | |
7 | and [prep] a long period | 6 | |
8 | and [prep] a long period | 6 | |
9 | or [prep] a long period | 6 | |
10 | [conj] [prep] a longer period | 5 |