Perhaps you should try some spelling variations:
communication today » communication tools, communication towards, communication theory
development durable » developpement durable, development derailed, development rural
sme development » trade development
variation des » variation _, variation 6, variation series
typologies 3 » typologies _, typologies 2.3, typologies 3.2
3 variation » 3 variations, 2 variation, 4 variation
dem mass » term mass, dem mis
des dem » das dem, des der, des des

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

• Adding a wildcard symbol may retrieve word variants: typologies 3 variation des dem mass communication today sme development durable afrique.*.