Perhaps you should try some spelling variations:
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
technology lower » technology low, technology leader, technology law
developpement et » developpement des, developpement de, development east
lower inflation » low inflation, core inflation, der inflation
inflation tax » inflation rate, inflation _, inflation target
et afrique » en afrique, l afrique
space 4.1 » space 2.1, space 4.3, space 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology lower inflation tax space 4.1 communication costs _ developpement et afrique.*.