Perhaps you should try some spelling variations:
la communication » data communication, data communications
developpement en » developpement et, developpement des, developpement de
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
a der » _ der, 2 der, 3 der
a de » a die, a des, a d

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies a information _ de la communication ((a de) OR (a der)) developpement en afrique.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies a information _ de la communication ((a de) OR (a der)) developpement en afrique.".
• Adding a wildcard symbol may retrieve word variants: technologies a information _ de la communication ((a de) OR (a der)) developpement en afrique.*.