Perhaps you should try some spelling variations:
communication 4.5 » communication 24.5, communication 4.1, communication 4.3
de communication » mobile communication, online communication
technologies 2 » technologies _, technologies 4
development l » development li, development 1, development law
l afrique » en afrique
age love » care love, make love, a love
age los » wage loss

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 2 information ((age los) OR (age love)) de communication 4.5 _ development l afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 2 information ((age los) OR (age love)) de communication 4.5 _ development l afrique.*.