Perhaps you should try some spelling variations:
vertical communication » verbal communication, virtual communication, optical communication
en developpement » et developpement, de developpement, le developpement
developpement la » developpement de, developpement et, developpement du
variation using » variations during, variation und, variation among
typologies die » typologies _, typologie des, typologie der
die variation » de variation, does variation, der variation
does vertical » ones vertical, forest vertical, boost vertical
using does » using deep, being does, using aes
la afrique » l afrique, la fabrique, en afrique
media en » media era, media _, media 1

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

• Adding a wildcard symbol may retrieve word variants: typologies die variation using does vertical communication media en developpement la afrique.*.