Perhaps you should try some spelling variations:
oral communication » personal communication
sme development » trade development
variation 2.3 » variation 3.3, variation 4.3, variation 2.1
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
does oral » does formal, does oil
2.3 does » 12.3 does, 2.4 does, 2.6 does

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation 2.3 does oral communication _ sme development latin afrique.*.