Perhaps you should try some spelling variations:
communication model » communication media
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
developpement en » developpement et, developpement des, developpement de
a developpement » au developpement, de developpement, le developpement
technology use » technology 1, technology 2.2, technology 3
inflation boys » inflation bias, inflation gross, inflation als
use inflation » push inflation, und inflation, die inflation
boys prices » bonds prices, bond prices, goods prices
prices 3.1 » prices 2.1, prices 3.2, prices 2.3.1
model a » model 1

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

• Adding a wildcard symbol may retrieve word variants: technology use inflation boys prices 3.1 communication model a developpement en afrique.*.