Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
3.2 communication » 3 communication, 2.3 communication, de communication
der developpement » de developpement, des developpements, leur developpement
developpement de » developpement des, developpement durable
technology make » technology market, technology mara, technology more
inflation trade » inflation rate, inflation rates, inflation tax
make inflation » market inflation, wage inflation, age inflation
trade rule » trade rules, trade route, trade routes
de afrique » de l'afrique, en afrique, l afrique
rule 3.2 » rules 3.2, rule 2.2, rule 3.1

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

• Adding a wildcard symbol may retrieve word variants: technology make inflation trade rule 3.2 communication phase der developpement de afrique.*.