Perhaps you should try some spelling variations:
communication paper » communication power, communication pattern, communication partner
2.3 communication » 3.2 communication, de communication, 4 communication
technologie der » technologie de, technologien des, technologies de
inflation rates » inflation rate
e developpement » de developpement, le developpement, et developpement
der inflation » core inflation, _ inflation, low inflation
des afrique » en afrique, de l'afrique
rates rule » bayes rule, rate rules, rates reduce
rule 2.3 » rule 1.3, rule 2.2, rule 2.5
paper e » paper _, paper i, paper 1

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

• Adding a wildcard symbol may retrieve word variants: technologie der inflation rates rule 2.3 communication paper e developpement des afrique.*.