Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
technologie price » technologie die, technologie c, technologie im
3.2 communication » 3 communication, 2.3 communication, de communication
de developpement » sme development
inflation rates » inflation rate
des afrique » en afrique, de l'afrique
rates rule » bayes rule, rate rules, rates reduce
rule 3.2 » rules 3.2, rule 2.2, rule 3.1
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: technologie price inflation rates rule 3.2 communication phase de developpement des afrique.*.