Perhaps you should try some spelling variations:
information based » information case, information bank, transformation based
technologien dis » technologien des, technologien als, technologien im
developing areas » developing asia, developing east, developing a
dis information » mis information, aids information, des informations
4 developing » 3 developing
areas access » farmers access, cartels access, markets access
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 dis information based _ mobile communication costs 4 developing areas access.*.