Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information 1990 » information 1995, information 1999, information 1.9
sme development » trade development
technologies 2 » technologies _, technologies 4
1990 under » 1990 und, 10 under, 1990 der
under data » und data, user data
costs sme » costs some, costs amy
a afrique » l afrique, en afrique

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 1990 under data communications costs sme development a afrique.*.