Perhaps you should try some spelling variations:
communication based » communication united, communication brazil, communication barriers
data communication » data communications
leur developpement » le developpement, deux developpements, de developpement
technologies ret » technologies _, technologies 4, technologies 2
ret formulation » et formulation, re formulation, from formulation
developpement l » developpement il, developpement la, developpement de
formulation de » formulation des, formulacion de, formulation du
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 ret formulation de does data communication based leur developpement l afrique.*.