Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
model development » local development, social development, global development
development rate » development create, development route, development water
7 communication » 3 communication, 4 communication, de communication
technology les » technology led, technology lays, technology lead
relations post » relations pt, relations part, relations 21st
les relations » rules regulations
post scale » cost scale, plot scale, modest scale
scale 7 » scale 47, scale _, scale a

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

• Adding a wildcard symbol may retrieve word variants: technology les relations post scale 7 communication cost model development rate birth.*.