Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
technologies could » technologies co, technologies cohort, technologies based
been developpement » en developpement, de developpement, le developpement
could formulation » rule formulation, model formulation, la formulation
3 communication » 4 communication, de communication, data communication
developpement l » developpement il, developpement la, developpement de
barriers been » barriers between, barriers beyond, barriers learn
l afrique » en afrique
does 3 » does _, does a, does e

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

• Adding a wildcard symbol may retrieve word variants: technologies could formulation _ does 3 communication barriers been developpement l afrique.*.