Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
key developpement » de developpement, le developpement, et developpement
technologies co » technologies _, technologies 4, technologies 2
formulation des » formation des, formulacion de, formulation _
4 communication » 3 communication, 5.4 communication, de communication
developpement l » developpement il, developpement la, developpement de
co formulation » _ formulation, 3 formulation, 2 formulation
barriers key » barriers been, barriers _, barriers a
l afrique » en afrique
des does » des doses, der does, des dorfes
does 4 » 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 co formulation des does 4 communication barriers key developpement l afrique.*.