Perhaps you should try some spelling variations:
information vector » information section, information directory, information vorwort
developpement et » developpement des, developpement de, development east
der information » insider information, sector information, labor information
3 communication » 4 communication, de communication, data communication
e developpement » de developpement, le developpement, et developpement
technology der » technology does, technology 4ir, technology dlt
vector spaces » vector space
et afrique » en afrique, l afrique
spaces 3 » spaces _
costs e » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology der information vector spaces 3 communication costs e developpement et afrique.*.