Perhaps you should try some spelling variations:
communication 3.4 » communication 3.3, communication 2.4, communication 3.2
technologies tax » technologies a, technologies box, technologies can
du developpement » de developpement, le developpement, et developpement
tax information » 2 information, 1 information
3 communication » 4 communication, de communication, data communication
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
a wife » _ wife, a wide, a wise
3.4 du » 3.4 de, 3.4 do, 3.4 dual
a wie » a wide, a wise, a win

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 tax information ((a wie) OR (a wife)) 3 communication 3.4 du developpement l afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies tax information ((a wie) OR (a wife)) 3 communication 3.4 du developpement l afrique.*.