Perhaps you should try some spelling variations:
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
technology have » technology hard, technology has, technologies have
inflation rates » inflation rate
a developpement » au developpement, de developpement, le developpement
have inflation » wage inflation, age inflation, has inflation
des afrique » en afrique, de l'afrique
space 3.1 » space 2.1, space 3.2, space 3.3
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology have inflation rates space 3.1 communication costs a developpement des afrique.*.