Perhaps you should try some spelling variations:
oral communication » personal communication
a l'information » de l'information, a l'innovation, pour l'information
3.5 development » 3.1 development, 3.2 development, 3.3 development
development co » development case, development china
technologie a » technologie c, technologie 3, technologie 6
co africa » can africa, do african, 1 africa
iii 3 » iii _, iii 2, ii 3
iii 1 » iii _, ii 1, iii 2

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 a l'information ((iii 3) OR (iii 1)) oral communication _ 3.5 development co africa.~".
• Adding a wildcard symbol may retrieve word variants: technologie a l'information ((iii 3) OR (iii 1)) oral communication _ 3.5 development co africa.*.