Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
au developpement » du developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
e communication » de communication, 1 communication, une communication
technologies a » technologies _, technologies 4, technologies 2
a consommation » la consommation, 9 consommation, de consommation
barriers au » barriers a, barriers aa, barriers law
de does » der does, do does, one does
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 a consommation de does e communication barriers au developpement en afrique.*.