Perhaps you should try some spelling variations:
information vector » information section, information directory, information vorwort
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
can information » von information, von informationen
technology can » technology change, technology 1, technology 2.2
vector spaces » vector space
costs de » 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 can information vector spaces _ communication costs de developpement en afrique.*.