Perhaps you should try some spelling variations:
communication barrieren » communication barriers, communication between, communication bahrain
der developpement » de developpement, des developpements, leur developpement
formulation des » formation des, formulacion de, formulation _
4 communication » 3 communication, 5.4 communication, de communication
technologies 4 » technologies _
4 formulation » _ formulation, 3 formulation, 2 formulation
barrieren der » barriere der, barrieren des, karrieren der
des afrique » en afrique, de l'afrique
des does » des doses, der does, des dorfes
does 4 » does _, does a, does e

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 formulation des does 4 communication barrieren der developpement des afrique.*.