Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
technology social » technology series
cost developments » cost development, post development, past developments
social attention » special attention, local attention, social alienation
attention from » attentions from, attenuation from, attention some
costs cost » costs cross, costs case, costs cash
de mobile » die mobile, e mobile, does mobile
from de » from dem, from deep

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 de mobile communications costs cost developments _ car.*.