Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
3.3 communication » 2.3 communication, 3.2 communication, 3.5 communication
der developpement » de developpement, des developpements, leur developpement
developpement en » developpement et, developpement des, developpement de
technology how » technology 1, technology 2.2, technology 3
how inflation » low inflation, log inflation, has inflation
inflation der » inflation index, inflation _, inflation tax
der risk » under risk, der risiko, der ring
risk 3.3 » risk 3.1

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

• Adding a wildcard symbol may retrieve word variants: technology how inflation der risk 3.3 communication phase der developpement en afrique.*.