Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
2.2 communication » 2.3 communication, 3.2 communication, 2.7 communication
der developpement » de developpement, des developpements, leur developpement
technology users » technology use, technology series, technology transfers
users inflation » users information, der inflation, does inflation
inflation rates » inflation rate
developpement l » developpement il, developpement la, developpement de
rates rule » bayes rule, rate rules, rates reduce
l afrique » en afrique
rule 2.2 » rules 2.2, rule 2.5, rule 3.2

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

• Adding a wildcard symbol may retrieve word variants: technology users inflation rates rule 2.2 communication phase der developpement l afrique.*.