Perhaps you should try some spelling variations:
online communication » mobile communication, business communication, mobile communications
information based » information case, information bank, transformation based
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
a developing » a development
pd online » und online, 1 online, 10 online
based pd » based pay, based mps, based pet
costs a » costs _, costs 4
a ai » ai ai, a a, a i
_ ai » _ aid, _ air, _ a

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: "technologien als information based pd online communication costs a developing ((a ai) OR (_ ai)).~".
• Adding a wildcard symbol may retrieve word variants: technologien als information based pd online communication costs a developing ((a ai) OR (_ ai)).*.