Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
la developpement » le developpement, de developpement, et developpement
technology 4ir » technology 4, technology 4.1, technology 4.2
4ir inflation » der inflation, die inflation, aid inflation
inflation tax » inflation rate, inflation _, inflation target
tax sources » 3a sources, data sources, east sources
des afrique » en afrique, de l'afrique

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

• Adding a wildcard symbol may retrieve word variants: technology 4ir inflation tax sources 3.2 communication _ la developpement des afrique.*.