Perhaps you should try some spelling variations:
communications rc » communications tec, communications _, communications a
sme development » trade development
typologies des » typologie des, typologie der, typologien der
development de » development d, development ds, developpement de
des variation » does variation, de variation, der variation
per data » power data, poor data, user data

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

• Adding a wildcard symbol may retrieve word variants: typologies des variation _ per data communications rc sme development de l'afrique.*.