Perhaps you should try some spelling variations:
4.6 communication » 4.1 communication, 7.6 communication, 11.6 communication
inflation causes » inflation crises, inflation rates, inflation taxes
a developpement » au developpement, de developpement, le developpement
developpement a » developpement la, developpement de, developpement et
technology gap » technology 1, technology 2.2, technology 3
gap inflation » has inflation, grade inflation, rapid inflation
causes prices » cause price, wages prices
prices 4.6 » prices 4.2, prices 4.9, prices 6.6
costs a » costs _, costs 4
a face » a fact

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

• Adding a wildcard symbol may retrieve word variants: technology gap inflation causes prices 4.6 communication costs a developpement a face.*.