Perhaps you should try some spelling variations:
developpement de » developpement des, developpement durable
zu developpement » du developpement, au developpement, ou developpement
communication 2 » communication _, communication a, communication 3
technologies 1 » technologies _, technologies 4, technologies 2
1 wie » 1 die, 2 wie, 3 wie
1 we » _ we, 1 le, 1 e
2 zu » 2 zur, 2 zum

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 ((1 we) OR (1 wie)) mass communication 2 zu developpement de l'afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 1 information ((1 we) OR (1 wie)) mass communication 2 zu developpement de l'afrique.*.