Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
humans development » human development, humanist development, human developments
information der » information oder, information does, informatik der
technologies 2 » technologies _, technologies 4
costs humans » ghosts humans, forests humans, sts human
1 african » _ african, 1 africa, 2 african
db data » b data, 4b data, cmb data
der db » der de

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information der db data communications costs humans development 1 african.*.