Perhaps you should try some spelling variations:
cat communications » data communications, chad communications, haiti communications
communications pt » communication pt, communications _, communications a
developpement il » developpement de, developpement et, developpement du
l developpement » le developpement, de developpement, et developpement
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
il afrique » l afrique, en afrique
im does » m does, jam does
pt l » pt le, pt 2, pt 1

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 de variation ((im does) OR (im doner)) cat communications pt l developpement il afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie de variation ((im does) OR (im doner)) cat communications pt l developpement il afrique.*.