Perhaps you should try some spelling variations:
communication barriere » communication barriers, communication series, communication based
formulation where » formulation over, formulation des, calculation where
de developpement » sme development
developpement la » developpement de, developpement et, developpement du
a communication » la communication, data communication, data communications
technologies a » technologies _, technologies 4, technologies 2
a formulation » la formulation, _ formulation, 3 formulation
barriere de » barriere der, barrieren der, barrieren des
where does » where do
la afrique » l afrique, la fabrique, en afrique
does a » does _

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

• Adding a wildcard symbol may retrieve word variants: technologies a formulation where does a communication barriere de developpement la afrique.*.