Perhaps you should try some spelling variations:
communication barriere » communication barriers, communication series, communication based
technologies case » technologies based, technologies can, technologies create
formulation where » formulation over, formulation des, calculation where
et developpements » et developpement, des developpements, en developpement
case formulation » basic formulation, chain formulation, space formulation
de communication » mobile communication, online communication
developpements l » developpements de, developpement il, developpement la
barriere et » barriere der, barrieren der, barrieren des
where does » where do
l afrique » en afrique
does de » does debt

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

• Adding a wildcard symbol may retrieve word variants: technologies case formulation where does de communication barriere et developpements l afrique.*.