Perhaps you should try some spelling variations:
oral communication » personal communication
developing cartels » developing areas, developing clusters, developing contexts
technologien fur » technologien des, technologien und, technologies 2
fur information » zur information, fair information, your information
information can » information case, information 1, information 1.2
5.4 developing » 6.4 developing, 3.3 developing, 2.2 developing
cartels access » care access, farmers access, areas access
costs 5.4 » costs 4.4, costs 6.4, costs 2.4
we oral » new oral, who oral, why oral

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information can we oral communication costs 5.4 developing cartels access.*.