Perhaps you should try some spelling variations:
communication barrieren » communication barriers, communication between, communication bahrain
des developpement » des developpements, de developpement, le developpement
developpement la » developpement de, developpement et, developpement du
technologies re » technologies ret, technologies art, technologies _
re formulation » rule formulation, _ formulation, 3 formulation
formulation do » formulation de, formulation du, formulation des
barrieren des » barrieren der, barriere der, karrieren der
la afrique » l afrique, la fabrique, en afrique
do does » do dogs, der does, who does

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

• Adding a wildcard symbol may retrieve word variants: technologies re formulation do does _ communication barrieren des developpement la afrique.*.