Perhaps you should try some spelling variations:
oral communication » personal communication
communication cost » communication costs, communication costa, communications costs
driven development » urban development
politische oral » politische moral, politische frage, politische gewalt
technologies 1 » technologies _, technologies 4, technologies 2
relations und » relation und, relations under, relationen und
1 relations » 3 relations, a relations, 1.2 relations
cost driven » cost drivers, test driven

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 relations und politische oral communication cost driven development _ aortic.*.