Perhaps you should try some spelling variations:
oral communication » personal communication
technologien des » technologien fur, technologien und, technologies 2
des informations » aids information
informations sur » informations und
developing seas » developing areas, developing east, developing self
die oral » die moral, die orte
sur die » fur die, nur die, kur die

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

• Adding a wildcard symbol may retrieve word variants: technologien des informations sur die oral communication costs _ developing seas areas.*.