Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
developpement et » developpement des, developpement de, development east
information act » information age, information a, information about
et matrice » et maitrise, la matrice, beta matrices
act die » act does, act like
die de » die die, die der, die den
a bet » a best, a bent, a beta
a et » a set, a net, 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: "technologies _ information act die de communication ((a et) OR (a bet)) developpement et matrice.~".
• Adding a wildcard symbol may retrieve word variants: technologies _ information act die de communication ((a et) OR (a bet)) developpement et matrice.*.