Perhaps you should try some spelling variations:
personal communication » interpersonal communication
bet developpement » et developpement, de developpement, le developpement
developpement la » developpement de, developpement et, developpement du
variation using » variations during, variation und, variation among
des variation » does variation, de variation, der variation
des personal » des personals, der personal, das personal
la afrique » l afrique, la fabrique, en afrique
using des » using pdes, using aes, using dbs
a bet » a best, a bent, a beta
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 variation using des personal communication a bet developpement la afrique.*.