Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
formulation where » formulation over, formulation des, calculation where
le developpement » de developpement, sme development
a communication » la communication, data communication, data communications
developpement l » developpement il, developpement la, developpement de
barriers le » barriers law, barriers key, barriers _
where does » where do
l afrique » en afrique
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 _ formulation where does a communication barriers le developpement l afrique.*.