Perhaps you should try some spelling variations:
downward communication » towards communication, aware communication, hazard communication
information costs » information contents, information centers, information content
communication 3.3 » communication _, communication a, communication 1
technologies ist » technologien ist, technologies ict, technologies iot
ist information » iot information, first information, cost information
developing asia » development asia, developing a
3 developing » 3 development
asia afrique » africa afrique, asia africa
4 downward » _ downward, a downward, 5.4 downward
costs 4 » costs _, costs a, costs 4.2
3.3 3 » 3.3 3d, 3.3 _, 3.3 a

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

• Adding a wildcard symbol may retrieve word variants: technologies ist information costs 4 downward communication 3.3 3 developing asia afrique.*.