No | Pattern | Freq | Relations |
---|---|---|---|
1 | [prep] a long period [prep] | 162 | |
2 | [prep] a long period of | 152 | |
3 | over a long period [prep] | 93 | |
4 | for a long period [prep] | 33 | |
5 | after a long period [prep] | 19 | |
6 | [prep] a longer period [prep] | 17 | |
7 | of a long period [prep] | 11 | |
8 | from a long period [prep] | 5 | |
9 | during a long period [prep] | 5 | |
10 | to a long period [prep] | 5 | |
11 | [prep] a long period during | 5 | |
12 | [prep] a long period in | 5 |