Perhaps you should try some spelling variations:
debt communication » de communication, et communication, get communication
communication cost » communication costs, communication costa, communications costs
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
3.5 developing » 3.3 developing, 3.2 developing, 1.5 developing
contents auf » content auf, contents a, contents ai
developing e » developing _, developing a, developing east
auf debt » baum debt, auf dem, auf der
cost 3.5 » costs 3.5, cost 3.2, cost 2.5
e africa » em africa, de africa, eu africa

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information contents auf debt communication cost 3.5 developing e africa.*.