No | Pattern | Freq | Relations |
---|---|---|---|
1 | to be [vb pp] over a period | 8 | |
2 | [prep] be [vb pp] over a period | 8 | |
3 | [prep] be [vb pp] over a period | 8 | |
4 | to be [vb pp] over a period | 8 | |
5 | [vb mod] be [vb pp] over a period | 7 | |
6 | [modal v] be [vb pp] over a period | 7 | |
7 | be [vb pp] [adv] over a period | 7 | |
8 | be [vb pp] [adv prt] over a period | 6 | |
9 | be [vb pp] over a [adj] period | 21 | |
10 | be [vb pp] over a [adj] period | 11 | |
11 | be [vb pp] over a [adj -er] period | 10 | |
12 | be [vb pp] over a long period | 10 | |
13 | be [vb pp] over a longer period | 8 | |
14 | be [vb pp] over a period of | 15 | |
15 | be [vb pp] over a period of | 15 | |
16 | be [vb pp] over a period [prep] | 15 | |
17 | be [vb pp] over a period [prep] | 15 |