MPG.eBooks - Search Results - mines and ((natural resource) OR (natural resources))

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Your search - mines and ((natural resource) OR (natural resources)) - did not match any resources.

Perhaps you should try some spelling variations:
mines » eines , lines , minds
resources » ressource

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If you are trying to use Boolean operators, they must be ALL CAPS: mines AND ((natural resource) OR (natural resources)).
The words AND, OR and NOT may confuse the search; try adding quotes: "mines and ((natural resource) OR (natural resources))".
Adding a wildcard symbol may retrieve word variants: mines and ((natural resource) OR (natural resources))*.