Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information costs » information contents, information centers, information content
de communication » mobile communication, online communication
technologien ct » technologien ist, technologien mit, technologie c
ct information » cost information, get information, iot information
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
developing 2 » developing _, developing a, developing e
fees de » fees re, redes de, deces de
2 areas » 1 areas, 2 areal, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien ct information costs fees de communication cost 2.4 developing 2 areas.*.