Perhaps you should try some spelling variations:
oral communication » personal communication
communication pt » communication 3, communication 1, communication 2
developpement et » developpement des, developpement de, development east
e developpement » de developpement, le developpement, et developpement
et afrique » en afrique, l afrique
3 one » _ one
a one » _ one
pt e » pt 2, pt 1, pt 3

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: technologies _ information ((3 one) OR (a one)) oral communication pt e developpement et afrique.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies _ information ((3 one) OR (a one)) oral communication pt e developpement et afrique.*".