Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
leur developpement » le developpement, deux developpements, de developpement
information uber » informationen uber, information users, information use
de communication » mobile communication, online communication
developpement de » developpement des, developpement durable
technologies 4 » technologies _
4 information » 2 information, 1 information
barriers leur » barriers learn, barriers law, barriers been
de afrique » de l'afrique, en afrique, l afrique
uber its » uber das, over its, uber ich
its de » its debt

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information uber its de communication barriers leur developpement de afrique.*.