Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
technologien dis » technologien des, technologien als, technologien im
information long » information along, information alone, information loss
de communication » mobile communication, online communication
dis information » mis information, aids information, des informations
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
long debt » long des, looking debt
costa 2.2 » cost 2.2, costs 2.2, forsta 2.2
debt de » debt do, debt debt, debt gdp

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information long debt de communication costa 2.2 developing _ areas.*.