Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
2.3.4 communication » 12.2.4 communication, 12.4.4 communication, 2.3 communication
technology trade » technology trends, technology transfer, technology transfers
de developpement » sme development
developpement de » developpement des, developpement durable
trade inflation » grade inflation, trade insulation, rate inflation
inflation das » inflation bias, inflation tax, inflation a
prices 2.3.4 » prices 2.3.1, prices 2.3.5, prices 2.3.6
das prices » gas prices, gas price, do prices
de afrique » de l'afrique, en afrique, l afrique
phase de » phase der, phase des, phase die

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

• Adding a wildcard symbol may retrieve word variants: technology trade inflation das prices 2.3.4 communication phase de developpement de afrique.*.