Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
3.1 communications » 3.1 communication, 4.1 communication, 1.1 communication
developing cycles » development cycles, developing cities, developing cross
information a » information age, information about
cycles africa » yes africa
technology 1 » technology _
debattre 3.1 » debatte 3.3, debate 3.1, debatte 7.1
3 developing » 3 development
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information a debattre 3.1 communications costs 3 developing cycles africa.*.