Perhaps you should try some spelling variations:
2.2.5.7 communication » 2.2.5.4 communication, 2.2.3 communication, 2.3.1.1 communication
de developpement » sme development
developpement de » developpement des, developpement durable
technology aid » technology asia, technology a, technology age
prices 2.2.5.7 » prices 2.2.2, prices 2.3.5
aid inflation » rapid inflation, und inflation, die inflation
inflation tax » inflation rate, inflation _, inflation target
tax prices » gas prices, car prices, tax practices
de afrique » de l'afrique, en afrique, l afrique
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology aid inflation tax prices 2.2.5.7 communication costs de developpement de afrique.*.