Perhaps you should try some spelling variations:
communication india » communication media, communications media
cell communication » cell communications, oral communication, verbal communication
de developpement » sme development
developpement de » developpement des, developpement durable
variation using » variations during, variation und, variation among
de afrique » de l'afrique, en afrique, l afrique
using 15n » using ann, using 1, using 5
15n cell » 1 cell, 5 cell
india de » india d, india do, india does

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

• Adding a wildcard symbol may retrieve word variants: typology _ variation using 15n cell communication india de developpement de afrique.*.