Perhaps you should try some spelling variations:
maps communication » mass communication, mass communications, lea's communication
du developpement » de developpement, le developpement, et developpement
developpement de » developpement des, developpement durable
technologies 2 » technologies _, technologies 4
de afrique » de l'afrique, en afrique, l afrique
b top » 1b top, _ top, 3 top
a top » _ top
a du » a d, a de, a u

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 2 information ((b top) OR (a top)) maps communication a du developpement de afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 2 information ((b top) OR (a top)) maps communication a du developpement de afrique.*.