Perhaps you should try some spelling variations:
technologies energy » technologies general, technology energy, technologies any
communication modes » communication model, communication des, communication media
et developpement » de developpement, le developpement, test development
developpement en » developpement et, developpement des, developpement de
information aus » information als, information cause, informationen aus
modes et » modes en, modeles et, mendes et
20 risk » 2 risk, 10 risk, 23 risk
aus 20 » aus 2018

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

• Adding a wildcard symbol may retrieve word variants: technologies energy information aus 20 risk communication modes et developpement en afrique.*.