Perhaps you should try some spelling variations:
personal communication » interpersonal communication
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
variation der » variation des, variation bei, variation _
new personal » der personal, how personal, de personal
l afrique » en afrique
der new » under new, der neue
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: typology _ variation der new personal communication a de developpement l afrique.*.