Perhaps you should try some spelling variations:
personals communication » personal communication, personal communications, personal communicator
communication layer » communication law, communication united
le developpement » de developpement, sme development
developpement l » developpement il, developpement la, developpement de
des personals » des personnes
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
variation 6 » variation _, variations _, variation des
l afrique » en afrique
layer le » layer l2, layer l3, layer l4
6 des » 26 des, 6 does, 6 der

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation 6 des personals communication layer le developpement l afrique.*.