Perhaps you should try some spelling variations:
oral communication » personal communication
deux developpement » deux developpements, de developpement, du developpement
communication 13 » communication 1.3, communication 3, communication 1
developpement en » developpement et, developpement des, developpement de
typologie does » typologie des, typologie der, typologie cices
does variation » de variation, der variation, die variation
den oral » den ort, new oral
13 deux » 10 deux, 3 deux

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

• Adding a wildcard symbol may retrieve word variants: typologie does variation _ den oral communication 13 deux developpement en afrique.*.