Perhaps you should try some spelling variations:
information centers » information contents, information officers
vote communication » voice communication, ante communication, remote communication
technologies ist » technologien ist, technologies ict, technologies iot
developing areas » developing asia, developing east, developing a
ist information » iot information, first information, cost information
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
areas africa » arabs africa, dress africa, farmers africa
centers 1 » centers 10, centers 21, centers _
costs 2.3 » costs 4.2, costs 4.4
1 vote » _ vote, 6 vote, a vote

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

• Adding a wildcard symbol may retrieve word variants: technologies ist information centers 1 vote communication costs 2.3 developing areas africa.*.