Perhaps you should try some spelling variations:
personal communications » personal communication, interpersonal communications, internal communications
information costs » information contents, information centers, information content
developing cpia » developing china, developing asia, developing cil
technologies 2 » technologies _, technologies 4
und personal » und personen, und person, und personelle
3 developing » 3 development
costs und » costs used, costs united, costs edmund

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information costs und personal communications _ 3 developing cpia africa.*.