Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
thesis election » texas election
developpement l » developpement il, developpement la, developpement de
election des » selection des, l'election des, detection des
des rates » des raumes
l afrique » en afrique
rates de » rates der, rates des, rates d

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

• Adding a wildcard symbol may retrieve word variants: technology thesis election des rates de communication costs _ developpement l afrique.*.