Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
leur developpement » le developpement, deux developpements, de developpement
inflation control » infection control, information control, infestation control
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
developpement l » developpement il, developpement la, developpement de
control prices » control process, controlled prices, control practices
prices 2.1 » prices 2.4, prices 2.3, prices 3.1
phase leur » phase der, phase four
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 _ inflation control prices 2.1 communication phase leur developpement l afrique.*.