Perhaps you should try some spelling variations:
1.1 communication » 4.1 communication, 1.3 communication, 1.4 communication
technology usage » technology use, technology age, technology users
le developpement » de developpement, sme development
usage inflation » wage inflation, age inflation, usage information
inflation rates » inflation rate
des afrique » en afrique, de l'afrique
space 1.1 » spaces 1.1, space 2.1, space 4.1
costs le » 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 usage inflation rates space 1.1 communication costs le developpement des afrique.*.