Perhaps you should try some spelling variations:
information classes » information assets, information case, information cause
de communication » mobile communication, online communication
classes debate » class debate
developing em » developing e, developing eq, developing amp
technology 1 » technology _
debate de » debates de, debate we, debatte der
em africa » 1 africa

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information classes debate de communication costs _ developing em africa.*.