Perhaps you should try some spelling variations:
biotechnology some » biotechnology case, biotechnology from, technology some
model development » local development, social development, global development
some relation » comme relations, role relations, shape relation
relation co » relations co, relation c, relation von
costs model » cost model, cost models, costs money
die mobile » does mobile, das mobile, day mobile
fund der » und der, bund der, befund der
co die » go die, wo die

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

• Adding a wildcard symbol may retrieve word variants: biotechnology some relation co die mobile communication costs model development fund der.*.