Perhaps you should try some spelling variations:
technologien system » technological system, technology system, technological systems
system information » systems information, system formation, systeme d'information
de communication » mobile communication, online communication
a developing » a development
states areas » states bureau, states thread, studies areas
costs a » costs _, costs 4
die de » die die, die der, die den

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

• Adding a wildcard symbol may retrieve word variants: technologien system information _ die de communication costs a developing states areas.*.