Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information costs » information contents, information centers, information content
der communication » de communication, under communication, debt communication
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
costs des » costs fees
cost 2.2 » costs 2.2, cost 2.4, cost 3.2
des der » des dr, des ddr, des dem

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information costs des der communication cost 2.2 developing _ area.*.