Perhaps you should try some spelling variations:
personal communications » personal communication, interpersonal communications, internal communications
communications costs » communication costs, communications _
information case » information based, information can, information costs
developing karst » developing east, developing forest, developing heart
technologien im » technologie im, technologien am, technologien _
im information » crm information, stm information, 2 information
und personal » und personen, und person, und personelle
karst areas » karstic areas, forest areas, thrust areas
case und » cases und, hase und, kase und

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

• Adding a wildcard symbol may retrieve word variants: technologien im information case und personal communications costs _ developing karst areas.*.