Perhaps you should try some spelling variations:
oral communication » personal communication
information costs » information contents, information centers, information content
technologien d » technologien ad, technologien _, technologien 1
developing amp » developing a, developing ai, developing av
d information » nd information, od information, und information
amp africa » em africa, wup africa
costs new » cost new, costs net, costs how
new oral » new moral, knew moral, new rural

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

• Adding a wildcard symbol may retrieve word variants: technologien d information costs new oral communication costs _ developing amp africa.*.