No | Pattern | Freq | Relations |
---|---|---|---|
1 | over a long period | 181 | |
2 | over a five-year period | 25 | |
3 | over a three-year period | 24 | |
4 | over a two-year period | 15 | |
5 | over a prolonged period | 15 | |
6 | over a short period | 14 | |
7 | over a given period | 12 | |
8 | over a four-year period | 8 | |
9 | over a 10-year period | 8 | |
10 | over a 24-hour period | 7 | |
11 | over a lengthy period | 7 | |
12 | over a six-month period | 7 | |
13 | over a considerable period | 7 | |
14 | over a six-year period | 6 | |
15 | over a ten-year period | 5 | |
16 | over a sustained period | 5 | |
17 | over a seven-year period | 5 |