Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
time communication » de communication, mobile communication, online communication
models development » model development, module development, model developments
development from » development forum, development fund
technology soc » technology shock, technology some, technology set
soc relation » shot relation, soc correlation, hoc regulation
relation von » regulation von, korrelation von, relation _
cost models » cost model, logit models
same time » space time
von same » non same, von game, von sam
from dar » from day, from dr, from data

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

• Adding a wildcard symbol may retrieve word variants: technology soc relation von same time communication cost models development from dar.*.