Perhaps you should try some spelling variations:
personal communication » interpersonal communication
au developpement » du developpement, de developpement, le developpement
developpement il » developpement de, developpement et, developpement du
donors personal » son's personal, factors personal, reports personal
typologien de » typologien der, typologie des, typologie der
variation can » variation a, variation von, variation law
de variation » der variation, die variation, does variation
il afrique » l afrique, en afrique
a au » a auf, a bau, a aus

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

• Adding a wildcard symbol may retrieve word variants: typologien de variation can donors personal communication a au developpement il afrique.*.