Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
technologies budget » technologies current, technologies based, technologies bit
formulation over » formation over, formulation model, formulation where
de developpement » sme development
e communication » de communication, 1 communication, une communication
developpement l » developpement il, developpement la, developpement de
barriers de » barriers d, barriere der, barriers key
over does » cover does, der does, over de
l afrique » en afrique
does e » does de, does _, does a

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

• Adding a wildcard symbol may retrieve word variants: technologies budget formulation over does e communication barriers de developpement l afrique.*.