Perhaps you should try some spelling variations:
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
die developpement » de developpement, le developpement, du developpement
developpement en » developpement et, developpement des, developpement de
inflation rates » inflation rate
technology 4ir » technology 4, technology 4.1, technology 4.2
4ir inflation » der inflation, die inflation, aid inflation
rates spaces » places spaces, papers spaces, spaces spaces
spaces 2.1 » space 2.1, spaces 1.1, spaces 1

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

• Adding a wildcard symbol may retrieve word variants: technology 4ir inflation rates spaces 2.1 communication _ die developpement en afrique.*.