Perhaps you should try some spelling variations:
personen communication » personal communication, personal communications, prone communication
development based » development band, development case, development bank
technologien am » technologien im, technologien als, technologie im
am information » guam information, palm information, crm information
information b » information 2, information 1, information bank
4 development » 2 development, 4 developing
der personen » der personalen, per person, und personen
based areal » based real, base areas, based animal
costs 4 » costs _, costs a, costs 4.2
b der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technologien am information b der personen communication costs 4 development based areal.*.