Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
des developpement » des developpements, de developpement, le developpement
developpement du » developpement de, developpement des, developpement et
technologies la » technologies a, technologies le, technologies lead
formulation der » formulation des, formulation de, formulation over
a communication » la communication, data communication, data communications
la formulation » la formulacion, _ formulation, la formation
barriers des » barrieren des, barriere der, barriers d
du afrique » en afrique, l afrique, de l'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 la formulation der does a communication barriers des developpement du afrique.*.