Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
le developpement » de developpement, sme development
technologies 2 » technologies _, technologies 4
information 3 » information 2
barriers le » barriers law, barriers key, barriers _
des afrique » en afrique, de l'afrique
das mobile » does mobile, a mobile
3 das » 1 das, 2 das

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 3 das mobile communication barriers le developpement des afrique.*.