Perhaps you should try some spelling variations:
vertical communication » verbal communication, virtual communication, optical communication
communication modell » communication model, communications models, communication modes
integration work » integrating world, integration framework, integration 3
developpement de » developpement des, developpement durable
4 developpement » de developpement, le developpement, et developpement
technology zur » technology 4ir, technologien zur, technology _
3 vertical » _ vertical, 6 vertical, 2 vertical
de afrique » de l'afrique, en afrique, l afrique
modell 4 » modell 1, modell 2

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

• Adding a wildcard symbol may retrieve word variants: technology zur integration work 3 vertical communication modell 4 developpement de afrique.*.