Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
leur developpement » le developpement, deux developpements, de developpement
3.2 communication » 3 communication, 2.3 communication, de communication
developpement en » developpement et, developpement des, developpement de
inflation risk » inflation rate
risk prices » risk price, risk priced, rice prices
prices 3.2 » price 3.2, prices 3.1, prices 4.2
phase leur » phase der, phase four

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation risk prices 3.2 communication phase leur developpement en afrique.*.