Perhaps you should try some spelling variations:
7.2.3 communication » 2.2.3 communication, 3.2.3 communication, 7.2.1 communication
communication can » communication canada, communication china, communication 3
de developpement » sme development
developpement et » developpement des, developpement de, development east
technology 2.3 » technology 2.2, technology 2.1, technology 3.3
2.3 inflation » 2.3.1 inflation, 5.33 inflation, 2 inflation
index prices » index price, index places, index provinces
prices 7.2.3 » prices 7.2.2, prices 11.2.3, price 5.2.3
et afrique » en afrique, l afrique
can de » can do, can code, can deal

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

• Adding a wildcard symbol may retrieve word variants: technology 2.3 inflation index prices 7.2.3 communication can de developpement et afrique.*.