Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information center » information centers, information centre, information content
technologien mis » technologien mit, technologien des, technologien als
de communication » mobile communication, online communication
mis information » dis information, aids information, ids information
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
developing em » developing e, developing eq, developing amp
em africa » 1 africa
center a » center _
a de » a die, a der, a 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 center a de communication cost 2.4 developing em africa.*.