Perhaps you should try some spelling variations:
communication barriere » communication barriers, communication series, communication based
technologies could » technologies co, technologies cohort, technologies based
could formulation » rule formulation, model formulation, la formulation
der developpement » de developpement, des developpements, leur developpement
developpement der » developpement des, developpement de, developpement et
de communication » mobile communication, online communication
formulation de » formulation des, formulacion de, formulation du
barriere der » barrieren der, barrieren des, barriera di
der farce » der face, der farben, der farmen
de does » der does, do does, one does
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 could formulation de does de communication barriere der developpement der farce.*.