Perhaps you should try some spelling variations:
vos communications » vs communications, laos communications, do communications
typologies 16.4.1 » typologies 7.4.1, typologies 11.5.3, typologies 3.2.1
16.4.1 variation » 13.3.1 variation, 6.4 variation, 1.1 variation
communications a » communications _, communications law, communications media
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
variation des » variation _, variation 6, variation series
des der » des dr, des ddr, des dem
der vos » der von, der vom, de vos
a le » a les, a la, a l

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

• Adding a wildcard symbol may retrieve word variants: typologies 16.4.1 variation des der vos communications a le developpement en afrique.*.