Perhaps you should try some spelling variations:
communication barriere » communication barriers, communication series, communication based
information cover » information code, information poverty, information center
der developpement » de developpement, des developpements, leur developpement
developpement en » developpement et, developpement des, developpement de
e communication » de communication, 1 communication, une communication
technologies 2 » technologies _, technologies 4
barriere der » barrieren der, barrieren des, barriera di
cover does » cover die, cover das, cover der
does e » does de, does _, does a

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information cover does e communication barriere der developpement en afrique.*.