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
developpement de » developpement des, developpement durable
formulacion de » formulation des, formacion de, formulation _
de afrique » de l'afrique, en afrique, l afrique
de does » der does, do does, one does
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 de does la communication barriers _ developpement de afrique.*.