Perhaps you should try some spelling variations:
communications 3 » communications _, communications a, communications 5
sme development » trade development
typologien die » typologien der, typologie des, typologie der
development et » development east, developpement et, development eco
die variation » de variation, does variation, der variation
et afrique » en afrique, l afrique
13 does » 10 does
1 does » 10 does, 12 does, 19 does
3 sme » 3 same, _ sme, 3 smt

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "typologien die variation ((1 does) OR (13 does)) data communications 3 sme development et afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologien die variation ((1 does) OR (13 does)) data communications 3 sme development et afrique.*.