Perhaps you should try some spelling variations:
n communications » 2 communications, 3 communications, 4 communications
development et » development east, developpement et, development eco
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
et afrique » en afrique, l afrique
test test » rest test, test tet, test retest
tec test » der test, et test
does n » does _, does a, does e

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

• Performing a fuzzy search may retrieve terms with similar spellings: typologie de variation _ does n communications ((tec test) OR (test test)) development et afrique.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "typologie de variation _ does n communications ((tec test) OR (test test)) development et afrique.*".