Perhaps you should try some spelling variations:
personal communicators » personal communicator, personal communications, personal communication
des developpements » deux developpements, de developpement, et developpements
developpements en » developpement en, developpement et, developpements de
communicators a » communications a, communicator _, communicate a
des variation » does variation, de variation, der variation
des personal » des personals, der personal, das personal
a des » a der, a das
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 _ des personal communicators a des developpements en afrique.*.