Perhaps you should try some spelling variations:
master communication » matter communication, water communication, disaster communication
developpement il » developpement de, developpement et, developpement du
innovation 10 » innovation 1, innovation 1.3, innovation 1.1
technology 1 » technology _
1 innovation » 2 innovation, 3 innovation, 4 innovation
does master » does matter, does taste, does water
il afrique » l afrique, en afrique
10 does » 13 does
a set » _ set
a et » a net, a bet, a jet

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: "technology 1 innovation 10 does master communication ((a et) OR (a set)) developpement il afrique.~".
• Adding a wildcard symbol may retrieve word variants: technology 1 innovation 10 does master communication ((a et) OR (a set)) developpement il afrique.*.