Perhaps you should try some spelling variations:
das developpement » des developpements, de developpement, du developpement
developpement et » developpement des, developpement de, development east
communication 2 » communication _, communication a, communication 3
technologies 2 » technologies _, technologies 4
2.3 project » 2.1 project, 2.2 project, 2.4 project
et afrique » en afrique, l afrique
table 2.3 » table 2.1, table 6.3, table 1.3
2 das » 1 das

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information table 2.3 project communication 2 das developpement et afrique.*.