Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
2.5 communication » 2.3 communication, 2.7 communication, 3.5 communication
der developpement » de developpement, des developpements, leur developpement
inflation rates » inflation rate
technology die » technologie die, technology does, technology 4ir
die inflation » does inflation, der inflation, price inflation
des afrique » en afrique, de l'afrique
rates rule » bayes rule, rate rules, rates reduce
rule 2.5 » ruble 2.5, rule 2.2, rule 8.5

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

• Adding a wildcard symbol may retrieve word variants: technology die inflation rates rule 2.5 communication phase der developpement des afrique.*.