Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
some development » sme development, women development, site development
inflation state » inflation starts, inflation rate, simulation state
technology die » technologie die, technology does, technology 4ir
policy afrique » policy africa
die inflation » does inflation, der inflation, price inflation
state case » states case, states cases, state based
costs some » cost some
case 6.2 » case 6.12, case f6.2, case 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology die inflation state case 6.2 communication costs some development policy afrique.*.