Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information centre » information centers, information contents
technologie und » technologies 2.1
und information » fund information, road information, award information
developing av » developing a, developing ai, developing amp
4 developing » 3 developing
av africa » v africa, iv africa, can africa
cost 4 » cost _, cost 2.4
c fet » 4 fet, c net
3 fet » 3 fat

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologie und information centre ((c fet) OR (3 fet)) communication cost 4 developing av africa.~".
• Adding a wildcard symbol may retrieve word variants: technologie und information centre ((c fet) OR (3 fet)) communication cost 4 developing av africa.*.