Perhaps you should try some spelling variations:
personal communication » interpersonal communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
typologie its » typologie des, typologie et, typologie cices
its variation » its variations, does variation, les variations
dr personal » der personal, de personal, das personal
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: typologie its variation _ dr personal communication a de developpement en afrique.*.