Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
mce communications » face communications, voice communications, cell communications
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
1.4 developing » 12.4 developing, 1.3 developing, 14 developing
developing 1 » developing _, developing a, developing e
contents fe » contents je, contents fase, contents key
costs 1.4 » costs 11.4, costs 12.4, costs 4.4

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information contents fe mce communications costs 1.4 developing 1 africa.*.