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 care » development case, development core, development cure
technologie die » technologie de, technologie im, technologie der
die relative » _ relative
relative gas » relative gains, relative gain, relative a
prices more » prices power, prices macro
care labor » care labour, core labor, male labor

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

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