Perhaps you should try some spelling variations:
developpement durable » developpement de
virtual communication » visual communication, verbal communication, cultural communication
variation among » starvation among, formation among, variation von
l developpement » le developpement, de developpement, et developpement
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
maa virtual » java virtual, make virtual, a virtual
among maa » among men, among a, among my
a l » a la

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation among maa virtual communication a l developpement durable afrique.*.