Perhaps you should try some spelling variations:
technologien fur » technologien des, technologien und, technologies 2
ec communication » de communication, 3 communication, 4 communication
developing areas » developing asia, developing east, developing a
fur information » zur information, fair information, your information
information 2 » information 3
4 developing » 3 developing
areas areas » areas arenas, seas areas, areas access
state ec » state eitc, state ein, state era
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information 2 state ec communication costs 4 developing areas areas.*.