Perhaps you should try some spelling variations:
model development » local development, social development, global development
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
inflation states » inflation rates, inflation taxes, inflation starts
technology die » technologie die, technology does, technology 4ir
development li » development lid, development lie, development lin
die inflation » does inflation, der inflation, price inflation
costs model » cost model, cost models, costs money
li afrique » l afrique, en afrique
case 4.1 » case 4.2, case 1

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

• Adding a wildcard symbol may retrieve word variants: technology die inflation states case 4.1 communication costs model development li afrique.*.