Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien mis » technologien mit, technologien des, technologien als
de communication » mobile communication, online communication
mis information » dis information, aids information, ids information
information can » information case, information 1, information 1.2
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
can des » can de, can best, plan des
des de » des dem, des der, des des

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

• Adding a wildcard symbol may retrieve word variants: technologien mis information can des de communication cost 2.4 developing _ areas.*.