Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
technologies lead » technologies legal, technologies le, technologies a
lead formulacion » la formulacion, la formulation, means formulation
la communication » data communication, data communications
formulacion der » formulacion de, formulation des, formulation de
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
does la » does lac, does law, does a

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

• Adding a wildcard symbol may retrieve word variants: technologies lead formulacion der does la communication barriers _ developpement l afrique.*.