Perhaps you should try some spelling variations:
technologien aids » technologien als, technologien ad, technologien des
cas communication » c's communication, class communication, mass communication
aids information » chandos information, series information
12.3 developing » 1.3 developing, 12.4 developing, 2.3 developing
developing v » developing av, developing _, developing a
contents a » contents 1, contents _, contents i
costs 12.3 » costs 2.3, costs 12.4, costs 14.3
v africa » 1 africa, em africa
a cas » a case, a cash, a casa

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information contents a cas communication costs 12.3 developing v africa.*.