Perhaps you should try some spelling variations:
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
technology rate » technology state, technology role, technology related
a developpement » au developpement, de developpement, le developpement
rate inflation » grade inflation, wage inflation, age inflation
targeting a » targeting _, targeting how
des afrique » en afrique, de l'afrique
costs a » costs _, costs 4
a 2.7 » a 2.1, a 2.2, a 2.3

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

• Adding a wildcard symbol may retrieve word variants: technology rate inflation targeting a 2.7 communication costs a developpement des afrique.*.