Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
model development » local development, social development, global development
development scale » development stage, development small, development scaling
relations cost » relations post, relations cross, relations case
technology 1 » technology _
1 relations » 3 relations, a relations, 1.2 relations
costs model » cost model, cost models, costs money
scale birth » sale birth
cost share » cost shares, cost aware, cost scale

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

• Adding a wildcard symbol may retrieve word variants: technology 1 relations cost share _ communications costs model development scale birth.*.