Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
information case » information based, information can, information costs
developing basic » developing asia, developing based, developing brazil
3 developing » 3 development
d personal » de personal, a personal, 1 personal
costs 3 » costs _, costs 4, costs a
case d » case 1, case 2, case 3

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information case d personal communication costs 3 developing basic ideas.*.