Perhaps you should try some spelling variations:
3.2 communications » 3.2 communication, 3.1 communications, 4.2 communications
de developpement » sme development
developpement de » developpement des, developpement durable
technology have » technology hard, technology has, technologies have
inflation wages » inflation rates, inflation taxes, inflation targets
have inflation » wage inflation, age inflation, has inflation
wages space » wages race
de afrique » de l'afrique, en afrique, l afrique
space 3.2 » space 2.1

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

• Adding a wildcard symbol may retrieve word variants: technology have inflation wages space 3.2 communications _ de developpement de afrique.*.