Perhaps you should try some spelling variations:
technologien die » technologie die, technologien des, technologien im
transformation a » transformation _
development 2013 » development 2014, development 2.1, development 2.3
2013 april » 2014 april, 13 april, 23 april
media gas » media case, media bias, media a
die risk » diet risk, de risk, die risiko
a die » 2 die, 3 die, _ die

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

• Adding a wildcard symbol may retrieve word variants: technologien die transformation a die risk communication media gas development 2013 april.*.