Perhaps you should try some spelling variations:
more communication » force communication, moral communication, vote communication
communication cost » communication costs, communication costa, communications costs
rural development » social development
development male » development make, development mali, development scale
technologie die » technologie de, technologie im, technologie der
die reaktion » die rezeption, die funktion
reaktion gas » reaktion des, reaktion auf, reaktion der
prices more » prices power, prices macro
male labor » female labor

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologie die reaktion gas prices more communication cost rural development male labor.*.