Perhaps you should try some spelling variations:
communication model » communication media
era communication » la communication, a communication, era communicating
technologien fur » technologien des, technologien und, technologies 2
integration work » integrating world, integration framework, integration 3
developpement de » developpement des, developpement durable
fur integration » zur integration, der integration, four integrating
3 developpement » de developpement, le developpement, et developpement
work 50 » work 5, work 10, work 51
50 era » 5g era

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

• Adding a wildcard symbol may retrieve word variants: technologien fur integration work 50 era communication model 3 developpement de l'afrique.*.