Perhaps you should try some spelling variations:
china communications » china communication, china's communications, chile communications
communications 13 » communications 1, communications 14, communications 3
des developpement » des developpements, de developpement, le developpement
developpement de » developpement des, developpement durable
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation 2.3 » variation 3.3, variation 4.3, variation 2.1
de afrique » de l'afrique, en afrique, l afrique
2.3 does » 12.3 does, 2.4 does, 2.6 does
13 des » 13 does, 13 der, 13 das

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation 2.3 does china communications 13 des developpement de afrique.*.