Perhaps you should try some spelling variations:
mass communications » mass communication, data communications, crisis communications
cointegration test » cointegration _
best developpement » et developpement, de developpement, le developpement
dis cointegration » dis integration, test cointegration, _ cointegration
communications a » communications _, communications law, communications media
developpement l » developpement il, developpement la, developpement de
technology dis » technology does, technology 4ir, technology dlt
l afrique » en afrique
test des » tests des, test der, test modes
des mass » does mass, das mass, des mais

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

• Adding a wildcard symbol may retrieve word variants: technology dis cointegration test des mass communications a best developpement l afrique.*.