Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
ante communication » parte communication, une communication, vote communication
developpement en » developpement et, developpement des, developpement de
d developpement » de developpement, du developpement, le developpement
technologies 1 » technologies _, technologies 4, technologies 2
information a » information age, information about
barriers d » barriers _, barriers a, barriers 4
der ante » der anti, der antike, der anteil
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information a der ante communication barriers d developpement en afrique.*.