Perhaps you should try some spelling variations:
der developpement » de developpement, des developpements, leur developpement
developpement et » developpement des, developpement de, development east
communication 1 » communication _, communication a, communication 3
typologies 3.2 » typologies 4.2, typologies 3.2.1, typologies 2.3
3.2 variation » 3.2 variations, 3.3 variation, 2.2 variation
et afrique » en afrique, l afrique
dem mass » term mass
1 der » _ der, 2 der, 3 der

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: "typologies 3.2 variation _ ((dem mass) OR (dem mis)) communication 1 der developpement et afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologies 3.2 variation _ ((dem mass) OR (dem mis)) communication 1 der developpement et afrique.*.