Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
under developpement » under development, de developpement, un developpement
communication 2.1 » communication 22.1, communications 2.1, communication 2.4
developpement en » developpement et, developpement des, developpement de
typologien de » typologien der, typologie des, typologie der
de variation » der variation, die variation, does variation
does verbal » des verbal, does vertical, models verbal
2.1 under » 5.1 under, 2.1 unser, 2.2.1 under

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

• Adding a wildcard symbol may retrieve word variants: typologien de variation _ does verbal communication 2.1 under developpement en afrique.*.