Perhaps you should try some spelling variations:
oral communication » personal communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
typologie based » typology based, ontologies based
based valuation » based evaluation, land valuation, based solution
valuation wider » valuation under, valuation higher, evaluation der
wider new » wider view, under new, der new
new oral » new moral, knew moral, new rural

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

• Adding a wildcard symbol may retrieve word variants: typologie based valuation wider new oral communication _ de developpement en afrique.*.