Perhaps you should try some spelling variations:
communication cross » communication costs
developing nations » developing regions
de communication » mobile communication, online communication
technologien d » technologien ad, technologien _, technologien 1
d information » nd information, od information, und information
information 2 » information 3
2 developing » 3 developing, 4 developing, 2 development
nations dans » nation dans, nations data, munitions dans
sites de » site de, sites du, unites de
2 sites » _ sites, et sites
cross 2 » cross _, cross 1, cross c

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

• Adding a wildcard symbol may retrieve word variants: technologien d information 2 sites de communication cross 2 developing nations dans.*.