Perhaps you should try some spelling variations:
communications a » communications _, communications law, communications media
de developpement » sme development
developpement de » developpement des, developpement durable
technologies 1 » technologies _, technologies 4, technologies 2
information 3 » information 2
de afrique » de l'afrique, en afrique, l afrique
die las » die last, die laus, die lab
a de » a die, a der, a des

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: "technologies 1 information 3 ((die las) OR (de las)) communications a de developpement de afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 1 information 3 ((die las) OR (de las)) communications a de developpement de afrique.*.