Perhaps you should try some spelling variations:
data communication » data communications
development what » development work, development 1
communication 3 » communication _, communication a
cns development » gas development, its development, ifc's development
variation 1990 » variation 11.6, variation 9.3, variation 9.4
apologien der » typologien der, apologie des, ideologien der
der variation » de variation, does variation, die variation
what african » what africa, west african, east african
1990 under » 1990 und, 10 under, 1990 der
under data » und data, user data
3 cns » _ cns, 2 cns, 3 c's

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

• Adding a wildcard symbol may retrieve word variants: apologien der variation 1990 under data communication 3 cns development what african.*.