Perhaps you should try some spelling variations:
communications 7 » communications _, communications a, communications 5
development des » development does, development desd, development ds
typologie fur » typologie der, typologie auf, typologie wird
fur variation » four variation, zur variation, der variation
variation bei » variation des, variation der, variation _
des afrique » en afrique, de l'afrique
bei tieren » zwei tieren, bei deren, bei gieryn
7 gas » 7 gaps, 97 gas, _ gas

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

• Adding a wildcard symbol may retrieve word variants: typologie fur variation bei tieren data communications 7 gas development des afrique.*.