Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
ngo communication » togo communications, de communication, 3 communication
developpement de » developpement des, developpement durable
typologies 12.2 » typologies 2.3, typologies 2.5, typologies 3.2
12.2 variation » 2.2 variation, 12.2.2 variation, 1.1 variation
variation des » variation _, variation 6, variation series
des ddr » der ddr, des dr, dem ddr
ddr ngo » der ngos

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

• Adding a wildcard symbol may retrieve word variants: typologies 12.2 variation des ddr ngo communication a leur developpement de l'afrique.*.