Perhaps you should try some spelling variations:
de developpement » sme development
developpement de » developpement des, developpement durable
apologien der » typologien der, apologie des, ideologien der
der variation » de variation, does variation, die variation
variation aid » variation im, variation und, variation a
aid do » aid go, did do, aid does
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: apologien der variation aid do _ communication a de developpement de l'afrique.*.