Perhaps you should try some spelling variations:
communication barrieren » communication barriers, communication between, communication bahrain
technologies based » technologies used, technology based, technologies a
des developpement » des developpements, de developpement, le developpement
based formative » based information
developpement l » developpement il, developpement la, developpement de
formative des » formation des, formative years, formationen des
barrieren des » barrieren der, barriere der, karrieren der
l afrique » en afrique
des does » des doses, der does, des dorfes

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

• Adding a wildcard symbol may retrieve word variants: technologies based formative des does _ communication barrieren des developpement l afrique.*.