Perhaps you should try some spelling variations:
communication barriere » communication barriers, communication series, communication based
data communication » data communications
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
formulacion de » formulation des, formacion de, formulation _
barriere de » barriere der, barrieren der, barrieren des
does data » does cat
l afrique » en afrique
de does » der does, do does, one does

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

• Adding a wildcard symbol may retrieve word variants: technologies _ formulacion de does data communication barriere de developpement l afrique.*.