Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
south communications » mouth communications, month communication, truth communication
model development » local development, social development, global development
development from » development forum, development fund
technology der » technology does, technology 4ir, technology dlt
der relations » des relations, der relation, der relationen
higher south » higher growth, higher cost, higher costs
relations 4 » relations _, relations a, relations 3
costs model » cost model, cost models, costs money
4 higher » a higher, 2 higher, 3 higher

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

• Adding a wildcard symbol may retrieve word variants: technology der relations 4 higher south communications costs model development from data.*.