Perhaps you should try some spelling variations:
a communications » a communication, data communications, a communicative
des variation » does variation, de variation, der variation
development l » development li, development 1, development law
l afrique » en afrique
a higher » a high
a highly » _ highly, a high
does a » does _
typologie » typologies, typology

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "typologie des variation _ does a communications ((a higher) OR (a highly)) development l afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie des variation _ does a communications ((a higher) OR (a highly)) development l afrique.*.