Perhaps you should try some spelling variations:
2.3.5 communication » 2.3 communication, 2.2.3 communication, 2.5 communication
communication case » communications case, communication based, communication phase
technology 2.1.2 » technology 2.1.1, technology 2.1.3, technology 2.2.2
le developpement » de developpement, sme development
2.1.2 inflation » 2.2.4 inflation, 2.3.1 inflation, 2.2.2.2 inflation
inflation world » inflation gerold, innovation world, inflation build
developpement l » developpement il, developpement la, developpement de
world prices » food prices
prices 2.3.5 » prices 2.3.1, prices 2.3.4, prices 2.3.6
l afrique » en afrique
case le » case l, case la, case like

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

• Adding a wildcard symbol may retrieve word variants: technology 2.1.2 inflation world prices 2.3.5 communication case le developpement l afrique.*.