Perhaps you should try some spelling variations:
time communication » de communication, mobile communication, online communication
technologien aids » technologien als, technologien ad, technologien des
information 1.5.2 » information 1.2, information 2
aids information » chandos information, series information
developing areas » developing asia, developing east, developing a
areas across » ideas across, areas access, arts across
1.5.2 3 » 1.5.2 _, 1.5.2 a

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information 1.5.2 3 time communication costs _ developing areas across.*.