Perhaps you should try some spelling variations:
factors communication » actors communication, fracture communication, actions communication
developpement zones » development zones, developpement des, development zone
technology concept » technology content, technology contents, technology choice
de developpement » sme development
formation des » formation _
five factors » side factors, time factors
zones africa » rates africa, towns africa, works africa
des five » does five, des filme, des fils
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technology concept formation des five factors communication a de developpement zones africa.*.