Perhaps you should try some spelling variations:
scales communication » scale communication, states communications, called communication
communication tres » communication three, communication trust, communication tools
co developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
technologies 3 » technologies _, technologies 4, technologies 2
3 informal » _ informal, vs informal
l afrique » en afrique
tres co » tres tot
3.4 i » 3.4 im, 3.4 a, 3.1 i

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: "technologies 3 informal ((3.4 i) OR (3.4 _)) scales communication tres co developpement l afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 3 informal ((3.4 i) OR (3.4 _)) scales communication tres co developpement l afrique.*.