Perhaps you should try some spelling variations:
2.2 informations » 2.2 information, 4.2 informations, 4.2 information
de communication » mobile communication, online communication
technology 2.2 » technology _, technology 1, technology 3
developing em » developing e, developing eq, developing amp
und debate » un debate, und debatten, under debate
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 2.2 informations und debate de communication costs _ developing em africa.*.