Perhaps you should try some spelling variations:
information centers » information contents, information officers
real communication » oral communication, cell communication, health communication
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
11.4 developing » 1.4 developing, 12.4 developing, 10.4 developing
developing v » developing av, developing _, developing a
centers 3.2 » centers 2.2, centers 3.3, centers 3.8
costs 11.4 » costs 11.1, costs 11.7, costs 12.4
v africa » 1 africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information centers 3.2 real communication costs 11.4 developing v africa.*.