Perhaps you should try some spelling variations:
personal communications » personal communication, interpersonal communications, internal communications
communications costa » communications costs, communication costa, communication costs
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
information 3.3 » information 3.2, information 3.4, information 3.5
der personal » der personalen, der personen, der person
a developing » a development
developing 4 » developing _, developing a, developing e
3.3 der » 2.3 der, 4.3 der
costa a » costa e, cost a, costa 3
4 areas » 1 areas, 2 areas, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information 3.3 der personal communications costa a developing 4 areas.*.