Perhaps you should try some spelling variations:
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
technology grade » technology trade, technology guides, technology gender
grade inflation » price inflation, trade information
inflation wages » inflation rates, inflation taxes, inflation targets
a developpement » au developpement, de developpement, le developpement
wages space » wages race
des afrique » en afrique, de l'afrique
space 2.7 » space 2.1, space 2.2, space 2.3
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 grade inflation wages space 2.7 communication costs a developpement des afrique.*.