Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
your development » youth development, source development, power development
development en » developpement en, development menu, development eco
6 variations » _ variations, 2 variations, 1 variations
6 variation » _ variation, 2 variation, 4 variation
des soe » des soa, des sols, des sous

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: "typology ((6 variation) OR (6 variations)) des soe de communication _ your development en afrique.~".
• Adding a wildcard symbol may retrieve word variants: typology ((6 variation) OR (6 variations)) des soe de communication _ your development en afrique.*.