Perhaps you should try some spelling variations:
developpement rural » development rural, developpement durable, development moral
de developpement » sme development
de communication » mobile communication, online communication
typologies 4.2 » typologies 3.2, typologies 4.4, typologies 2.3
4.2 variation » 2.2 variation, 4.1 variation, 7.2 variation
variation des » variation _, variation 6, variation series
rural africa » rural area
des der » des dr, des ddr, des dem
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: typologies 4.2 variation des der de communication a de developpement rural africa.*.