Perhaps you should try some spelling variations:
technologies methods » technologies authors, technologies ethics, technology methods
methods preparation » methods population
preparation phase » preparation stage, preparation cycle, preparation a
de developpement » sme development
developpement et » developpement des, developpement de, development east
a communication » la communication, data communication, data communications
et afrique » en afrique, l afrique
der a » der _, der e
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: technologies methods preparation phase der a communication a de developpement et afrique.*.