Perhaps you should try some spelling variations:
information centers » information contents, information officers
communication cost » communication costs, communication costa, communications costs
fet communication » et communication, get communication, debt communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
countries f430 » countries 43, countries 3, countries from
centers 3 » centers _, centers a, centers 3.3
3 fet » 3 fat

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

• Adding a wildcard symbol may retrieve word variants: technologien als information centers 3 fet communication cost 2.4 developing countries f430.*.