Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
2.3.4 communication » 12.2.4 communication, 12.4.4 communication, 2.3 communication
le developpement » de developpement, sme development
developpement l » developpement il, developpement la, developpement de
technology die » technologie die, technology does, technology 4ir
die inflation » does inflation, der inflation, price inflation
prices 2.3.4 » prices 2.3.1, prices 2.3.5, prices 2.3.6
barriers le » barriers law, barriers key, barriers _
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology die inflation _ prices 2.3.4 communication barriers le developpement l afrique.*.