Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
7.5 communication » 3.5 communication, 2.5 communication, 2.3 communication
de developpement » sme development
developpement de » developpement des, developpement durable
technology 3.2 » technology 2.2, technology 3.1, technology 2
3.2 inflation » 12 inflation, 2.3 inflation, 3.2 isolation
inflation co » inflation can, inflation rob, inflation von
prices 7.5 » prices 5, prices 2.4, prices 2.1
de afrique » de l'afrique, en afrique, l afrique
co prices » do prices, co primes, coal prices
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 3.2 inflation co prices 7.5 communication phase de developpement de afrique.*.