Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
time communication » de communication, mobile communication, online communication
model developments » model development, modern developments, code developments
technology change » technological change, technological changes
developments from » development from, developments after, developments _
change relations » exchange relations, change relationship, changing relations
relations 2 » relations _, relations a, relations 3
prise time » price time, rise time, rie time
from oil » from oem
2 prise » 2 preise, 2 price, la prise

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

• Adding a wildcard symbol may retrieve word variants: technology change relations 2 prise time communication cost model developments from oil.*.