Perhaps you should try some spelling variations:
un developpement » en developpement, de developpement, le developpement
institute series » institutions series, institute sipri
variation using » variations during, variation und, variation among
developpement l » developpement il, developpement la, developpement de
typologie does » typologie des, typologie der, typologie cices
does variation » de variation, der variation, die variation
series un » series unit, series ann, series ein
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: typologie does variation using _ research institute series un developpement l afrique.*.