Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
technology social » technology series
case developments » case development, past developments, rate developments
developments from » development from, developments after, developments _
social attention » special attention, local attention, social alienation
attention from » attentions from, attenuation from, attention some
die mobile » does mobile, das mobile, day mobile
costs case » costs cash
from die » from diet, from de, rom die
from car » from care, from cars, from carl

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

• Adding a wildcard symbol may retrieve word variants: technology social attention from die mobile communications costs case developments from car.*.