Perhaps you should try some spelling variations:
21st communication » post communication, 2.3 communication, csr communication
communication cost » communication costs, communication costa, communications costs
developments from » development from, developments after, developments _
technology needs » technology new
2.3 developments » 12.3 developments, 2.3 development, 2.4 developments
relative flawed » relative clauses
flawed politics » law politics, based politics, land politics
needs relative » trends relative, methods relative, records relative
cost 2.3 » costs 2.3, cost 2.4, cost 2.2

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

• Adding a wildcard symbol may retrieve word variants: technology needs relative flawed politics 21st communication cost 2.3 developments from a.*.