Perhaps you should try some spelling variations:
communication model » communication media
oral communication » personal communication
integration work » integrating world, integration framework, integration 3
developpement en » developpement et, developpement des, developpement de
1 developpement » de developpement, le developpement, et developpement
technology zur » technology 4ir, technologien zur, technology _
work 1.2 » work 2.1, work 2, work 4.1
1.2 oral » 1.2 moral, 4.1.2 oral, 14.4 oral

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 1.2 oral communication model 1 developpement en afrique.*.