No | Pattern | Freq | Relations |
---|---|---|---|
1 | have [vb pp] over a [adj] period | 14 | |
2 | have [verb] over a [adj] period | 14 | |
3 | have [verb] over a [adj] period | 14 | |
4 | have [verb] over a [adj] period | 14 | |
5 | have [verb] over a [adj] period | 14 | |
6 | have [verb] over a long period | 12 | |
7 | have [verb] over a long period | 12 | |
8 | has [verb] over a [adj] period | 5 |