Perhaps you should try some spelling variations:
oral communication » personal communication
communication pt » communication 3, communication 1, communication 2
developpement en » developpement et, developpement des, developpement de
2 developpement » de developpement, le developpement, et developpement
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
one oral » one moral, one rural, one oil

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

• Adding a wildcard symbol may retrieve word variants: technologies a information _ one oral communication pt 2 developpement en afrique.*.