Perhaps you should try some spelling variations:
informationen centers » information centers, information center, information centre
communication cost » communication costs, communication costa, communications costs
und informationen » und information, und informationelle, fund information
technologien und » technologie und, technologien des, technologien fur
do communication » do communications, de communication, ngo communication
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
centers how » center how, centers hold, century how

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

• Adding a wildcard symbol may retrieve word variants: technologien und informationen centers how do communication cost 2.4 developing _ africa.*.