Perhaps you should try some spelling variations:
information centers » information contents, information officers
oral communication » personal communication
technologien math » technologien mit, technologien als, technologien am
math information » catch information, much information, health information
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
centers help » centers hold, centers real
developing a » developing _
help oral » help otl
costs 3.2 » costs 4.2, cost 3.2, costs 3.5
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 math information centers help oral communication costs 3.2 developing a africa.*.