Perhaps you should try some spelling variations:
china communications » china communication, china's communications, chile communications
des developpements » deux developpements, de developpement, et developpements
communications 14 » communications 1, communications 3.4, communications 8.4
developpements de » developpement de, developpement des, developpement du
des variation » does variation, de variation, der variation
variation 2.4 » variation 2.1, variation 3.4, variation 6.4
de afrique » de l'afrique, en afrique, l afrique
2.4 does » 1.4 does, 2.3 does, 2.6 does
14 des » 14 das, 10 des, 11 des
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation 2.4 does china communications 14 des developpements de afrique.*.