Perhaps you should try some spelling variations:
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
technology rate » technology state, technology role, technology related
4 developpement » de developpement, le developpement, et developpement
rate inflation » grade inflation, wage inflation, age inflation
targeting a » targeting _, targeting how
des afrique » en afrique, de l'afrique
costs 4 » costs _, costs a, costs 4.2
a 4.2 » a 3.2

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 4.2 communication costs 4 developpement des afrique.*.