Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
le developpement » de developpement, sme development
formulation des » formation des, formulacion de, formulation _
3 communication » 4 communication, de communication, data communication
developpement l » developpement il, developpement la, developpement de
technologies 3 » technologies _, technologies 4, technologies 2
3 formulation » _ formulation, _ formulating
barriers le » barriers law, barriers key, barriers _
des doses » des choses, des dorfes, des deces
l afrique » en afrique
doses 3 » doses _, doses et, drones 3

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

• Adding a wildcard symbol may retrieve word variants: technologies 3 formulation des doses 3 communication barriers le developpement l afrique.*.