Perhaps you should try some spelling variations:
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
local development » social development, global development, rural development
development law » development latin, development 1
technology dlt » technology data, technology debts, technology 21st
dlt inflation » der inflation, die inflation, d inflation
law afrique » l afrique
rate role » state role, frame role, rate rules
role 2.7 » role 2.4, role 10.7, role 1.1

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

• Adding a wildcard symbol may retrieve word variants: technology dlt inflation rate role 2.7 communication costs local development law afrique.*.