Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
get communication » et communication, debt communication, de communication
technologies 2 » technologies _, technologies 4
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
contents data » context data, contents a, contents fase
developing e » developing _, developing a, developing east
data get » data geht, data great, data gap
e africa » em africa, de africa, eu africa

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information contents data get communication cost 2.4 developing e africa.*.