Perhaps you should try some spelling variations:
communication barriere » communication barriers, communication series, communication based
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
a communication » la communication, data communication, data communications
formulacion do » formulacion de, formulation de, formulation du
barriere le » barriere der, derriere le, barrieren der
do does » do dogs, der does, who does
does a » does _

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

• Adding a wildcard symbol may retrieve word variants: technologies _ formulacion do does a communication barriere le developpement en afrique.*.