Perhaps you should try some spelling variations:
person communication » personal communication, personal communications, irsn communication
information search » information sharing, information service, information sources
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
3 developing » 3 development
developing 4 » developing _, developing a, developing e
search 3 » search _, search 4, research 3
3 person » _ person, a person, 2 person
costs 3 » costs _, costs 4, costs a
4 areas » 1 areas, 2 areas, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologien als information search 3 person communication costs 3 developing 4 areas.*.