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 13 » communications 1, communications 14, communications 3
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
13 des » 13 does, 13 der, 13 das
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 13 des developpements de afrique.*.