Perhaps you should try some spelling variations:
get communication » et communication, debt communication, de communication
developpement il » developpement de, developpement et, developpement du
innovation base » innovation based, innovation case, innovations case
il afrique » l afrique, en afrique
base 3.1 » bases 3.1, basel 3.1, case 3.1
3.1 get » 3.1 git, 5.1 get, 3.1 gott
a les » a lens, a less, 2 les
a le » a la, a l, a e

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 _ innovation base 3.1 get communication ((a le) OR (a les)) developpement il afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies _ innovation base 3.1 get communication ((a le) OR (a les)) developpement il afrique.*.