Perhaps you should try some spelling variations:
oral communication » personal communication
smes development » sme development, sms development, pme's development
development des » development does, development desd, development ds
der variation » de variation, does variation, die variation
variation des » variation _, variation 6, variation series
typology der » typologie der, typologien der, typologie des
des afrique » en afrique, de l'afrique
new oral » new moral, knew moral, new rural
a smes » _ smes, 8 smes

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

• Adding a wildcard symbol may retrieve word variants: typology der variation des new oral communication a smes development des afrique.*.