Perhaps you should try some spelling variations:
oral communication » personal communication
de developpement » sme development
developpement la » developpement de, developpement et, developpement du
formation among » formalization among, formation across
des formation » des formations, de formation, des information
among does » among boys, among les, among donors
la afrique » l afrique, la fabrique, en afrique
does oral » does formal, does oil
a de » a die, a der, a des
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des formation among does oral communication a de developpement la afrique.*.