Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information centre » information centers, information contents
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
1 communication » 10 communication, 3 communication, 4 communication
developing east » development east, developing a, developing asia
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
east africa » west africa
centre how » centre show, century how, center how
cost 3.2 » cost 2.4
how 1 » how _, how a, how i

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

• Adding a wildcard symbol may retrieve word variants: technologien des information centre how 1 communication cost 3.2 developing east africa.*.