No | Pattern | Freq | Relations |
---|---|---|---|
1 | [conj] over a period of | 25 | |
2 | [conj] over a period [prep] | 25 | |
3 | [conj] over a period of | 25 | |
4 | [conj] over a period [prep] | 25 | |
5 | [coord] over a period [prep] | 18 | |
6 | and over a period [prep] | 12 | |
7 | and over a period [prep] | 12 | |
8 | that over a period [prep] | 6 | |
9 | [that] over a period [prep] | 6 | |
10 | that over a period [prep] | 6 |