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