No | Pattern | Freq | Relations |
---|---|---|---|
1 | over a [adj] period [prep] years | 5 | |
2 | over a [adj] period [prep] year | 5 | |
3 | over a [adj] period of year | 5 | |
4 | over a [adj] period of year | 5 | |
5 | over a [adj] period [prep] year | 5 |
over a [adj] period [prep] year Next page
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