Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications paper » communication paper, communications power, communications water
developpement en » developpement et, developpement des, developpement de
technology than » technology tax, technology trap, technology change
than inflation » has inflation, than information, huang inflation
inflation der » inflation index, inflation _, inflation tax
krisis mobile » risk mobile
der krisis » der krise, der kritik, die krisis

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

• Adding a wildcard symbol may retrieve word variants: technology than inflation der krisis mobile communications paper _ developpement en afrique.*.