Perhaps you should try some spelling variations:
person communication » personal communication, personal communications, irsn communication
information costs » information contents, information centers, information content
technologien und » technologie und, technologien des, technologien fur
und information » fund information, road information, award information
developing east » development east, developing a, developing asia
4 developing » 3 developing
costs poor » costs per, costs pol, costs indoor
east areas » karst areas, east asezs
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien und information costs poor person communication costs 4 developing east areas.*.