Perhaps you should try some spelling variations:
communication mode » communication model, communication modes, communication module
data communication » data communications
technology during » technologies during, technology auditing, technology learning
during formation » ring formation, during compaction, setting formation
de developpement » sme development
developpement de » developpement des, developpement durable
formation des » formation _
de afrique » de l'afrique, en afrique, l afrique
de data » e data, wide data, de datos
mode de » modes de, modele de
des de » des dem, des der, des des

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

• Adding a wildcard symbol may retrieve word variants: technology during formation des de data communication mode de developpement de afrique.*.