Perhaps you should try some spelling variations:
data communication » data communications
technologien aids » technologien als, technologien ad, technologien des
information enter » information center, information centers, information letter
aids information » chandos information, series information
4.2 developing » 2.2 developing, 3.2 developing, 4.1 developing
developing a » developing _
enter hold » centers hold, under hold
hold data » old data, world data, bond data
a africa » 1 africa, can 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 enter hold data communication costs 4.2 developing a africa.*.