Perhaps you should try some spelling variations:
technologies fairs » technologies fail, technologies failure, technologies varies
information centre » information centers, information contents
fairs information » fair information, aids information, dis information
12 communication » 1 communication, 10 communication, 13 communication
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
developing wup » developing amp, developing bop, developing crop
wup africa » eu africa
centre 11 » centre 16, centre 2011, centre 1951
costs 3.2 » costs 4.2, cost 3.2, costs 3.5
11 12 » 10 12

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

• Adding a wildcard symbol may retrieve word variants: technologies fairs information centre 11 12 communication costs 3.2 developing wup africa.*.