Perhaps you should try some spelling variations:
value communication » failure communication, face communication, voice communication
technologien als » technologien des, technologien fur, technologien und
information case » information based, information can, information costs
developing areas » developing asia, developing east, developing a
als information » als informations, aids information, laws information
4.2 developing » 2.2 developing, 3.2 developing, 4.1 developing
areas access » farmers access, cartels access, markets access
d value » do value, 3 value, 2 value
case d » case 1, case 2, case 3

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

• Adding a wildcard symbol may retrieve word variants: technologien als information case d value communication costs 4.2 developing areas access.*.