Perhaps you should try some spelling variations:
time communication » de communication, mobile communication, online communication
technologien als » technologien des, technologien fur, technologien und
developing areas » developing asia, developing east, developing a
als information » als informations, aids information, laws information
information 2 » information 3
4 developing » 3 developing
areas arenas » areas trends, seas areas
rates time » takes time
2 rates » 4 rates, 2.2 rates, 2.6 rates
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 als information 2 rates time communication costs 4 developing areas arenas.*.