Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information centre » information centers, information contents
fet communication » et communication, get communication, debt communication
technologies 2.1 » technologies _, technologies 4, technologies a
2.1 information » 3.1 information
developing iv » developing av, developing ict, developing cil
4 developing » 3 developing
iv africa » v africa, 1 africa, em africa
centre 3 » centre _, centre a, centre c
cost 4 » cost _, cost 2.4
3 fet » 3 fat

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information centre 3 fet communication cost 4 developing iv africa.*.