Perhaps you should try some spelling variations:
communication model » communication media
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
au developpement » du developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
technology age » technology usage, technology wages, technology a
inflation boys » inflation bias, inflation gross, inflation als
age inflation » wage inflation, wages inflation, area inflation
boys prices » bonds prices, bond prices, goods prices
prices 4.2 » prices 3.2, prices 4.6, prices 4.9
model au » modele au, model a, model aa

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

• Adding a wildcard symbol may retrieve word variants: technology age inflation boys prices 4.2 communication model au developpement en afrique.*.