Perhaps you should try some spelling variations:
de developpement » sme development
de communication » mobile communication, online communication
der variations » der variation, 1er variations, ier variations
apologien der » typologien der, apologie des, ideologien der
des afrique » en afrique, de l'afrique
does de » does debt
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 variations _ does de communication a de developpement des afrique.*.