Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologien aids » technologien als, technologien ad, technologien des
information banks » information bank, information thanks, information based
aids information » chandos information, series information
4 developing » 3 developing
banks two » banks too, banks go
two data » eo data, geo data
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information banks two data communications costs 4 developing _ areas.*.