Perhaps you should try some spelling variations:
communication barriere » communication barriers, communication series, communication based
deux developpement » deux developpements, de developpement, du developpement
et communication » et communicatione, get communication, debt communication
developpement en » developpement et, developpement des, developpement de
technologies 4 » technologies _
formulation de » formulation des, formulacion de, formulation du
4 formulation » _ formulation, 3 formulation, 2 formulation
barriere deux » barriere der, barrieren der, barrieren des
de does » der does, do does, one does
does et » does e, does ea, does eu

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 formulation de does et communication barriere deux developpement en afrique.*.