Perhaps you should try some spelling variations:
oral communication » personal communication
sme development » trade development
variation less » variation des, variation test, variation bei
development de » development d, development ds, developpement de
typologie ier » typologie der, typologien der, typologie des
ier variation » ier variations, der variation, 1er variations
less water » loss water, leste water, mass water
de afrique » de l'afrique, en afrique, l afrique

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

• Adding a wildcard symbol may retrieve word variants: typologie ier variation less water oral communication _ sme development de afrique.*.