Perhaps you should try some spelling variations:
communication fifth » communication five, communication fast, communication fiji
development care » development case, development core, development cure
man development » can development, human development, plan development
formal schools » formal school, formal schooling, rural schools
technologie c » technologies 2, technologies 3, technologies 1
care africa » can africa, change africa, trade africa
c formal » _ formal, a formal, 3 formal
do e » do eq, do eu, do ex

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: "technologie c formal schools ((do e) OR (do we)) communication fifth man development care africa.~".
• Adding a wildcard symbol may retrieve word variants: technologie c formal schools ((do e) OR (do we)) communication fifth man development care africa.*.