Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
communication cost » communication costs, communication costa, communications costs
technologien stm » technologien am, technologien im, technologien ist
de communication » mobile communication, online communication
stm information » crm information, system information, from information
developing can » developing a, developing ai, developing av
15 developing » 1 developing, 5 developing, 10 developing
content 2.5 » contents 2.5, context 2.5, content 2.3
can africa » urban africa
cost 15 » cost 12, cost 5, cost 11.5
2.5 de » 2.5 die, 2.5 der, 2.5 dve

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

• Adding a wildcard symbol may retrieve word variants: technologien stm information content 2.5 de communication cost 15 developing can africa.*.