Perhaps you should try some spelling variations:
informal communication » internal communication, information communication, internal communications
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
variation using » variations during, variation und, variation among
dits informal » ladies informal, films informal, vs informal
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
using dits » using dit, using phits, using data
media de » media die, media der, media diet

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation using dits informal communication media de developpement en afrique.*.