Perhaps you should try some spelling variations:
communications pt » communication pt, communications _, communications a
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
typologie auf » typologie am, typologie fur, typologie zaku
auf variation » a variation, lsf variation, about variation
variation der » variation des, variation bei, variation _
timss data » time data
der timss » does timss
l afrique » en afrique
pt de » et de, pt d, pt e

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

• Adding a wildcard symbol may retrieve word variants: typologie auf variation der timss data communications pt de developpement l afrique.*.