Perhaps you should try some spelling variations:
formalen communication » informal communication, complex communication, force communication
variations during » glaciations during, visitations during, variation using
developpement en » developpement et, developpement des, developpement de
a developpement » au developpement, de developpement, le developpement
de variations » de variation, 1er variations, ier variations
typologie de » typologie des, typologie der, typologien der
dit formalen » die formale, des formalen, der formalen
during dit » during data, during gait, during its
media a » media _, media 1, media 3

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

• Adding a wildcard symbol may retrieve word variants: typologie de variations during dit formalen communication media a developpement en afrique.*.