Perhaps you should try some spelling variations:
cat communications » data communications, chad communications, haiti communications
communications p » communications pt, communications _, communications a
le developpement » de developpement, sme development
des variation » does variation, de variation, der variation
variation 6 » variation _, variations _, variation des
et afrique » en afrique
l afrique » en afrique
do cat » does cat
6 do » _ do, 1 do, i do
p le » 1 le, 3 le, 5 le
typologie » typologies, typology

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "typologie des variation 6 do cat communications p le developpement ((et afrique) OR (l afrique)).~".
• Adding a wildcard symbol may retrieve word variants: typologie des variation 6 do cat communications p le developpement ((et afrique) OR (l afrique)).*.