Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
time communication » de communication, mobile communication, online communication
model development » local development, social development, global development
development from » development forum, development fund
technology soc » technology shock, technology some, technology set
soc relation » shot relation, soc correlation, hoc regulation
relation non » relation von, relation win, relation among
same time » space time
non same » non state, non frame, non sales
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 non same time communication cost model development from dar.*.