Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
variation reading » tradition reading, variation among, variation using
der developpement » de developpement, des developpements, leur developpement
developpement l » developpement il, developpement la, developpement de
typologien de » typologien der, typologie des, typologie der
de variation » der variation, die variation, does variation
reading does » lending does, reading die, reading books
does verbal » des verbal, does vertical, models verbal
l afrique » en afrique
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: typologien de variation reading does verbal communication a der developpement l afrique.*.