Perhaps you should try some spelling variations:
technologies methods » technologies authors, technologies ethics, technology methods
methods preformation » methods preparation, method presentation
preformation phase » formation phase, preparation phase, presentation phase
developpement de » developpement des, developpement durable
a communication » la communication, data communication, data communications
l developpement » le developpement, de developpement, et developpement
de afrique » de l'afrique, en afrique, l afrique
der a » der _, der e
a l » a la

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

• Adding a wildcard symbol may retrieve word variants: technologies methods preformation phase der a communication a l developpement de afrique.*.