No | Pattern | Freq | Relations |
---|---|---|---|
1 | over a period of [noun pl] | 110 | |
2 | over [art] period of [noun pl] | 110 | |
3 | over a period of [noun pl] | 110 | |
4 | over [art] period of years | 62 | |
5 | over [art] period of weeks | 19 | |
6 | over [art] period of months | 17 |
over [art] period of [noun pl] Next page
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