Perhaps you should try some spelling variations:
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
de developpement » sme development
technology gaps » technology gap
gaps inflation » has inflation, grade inflation, rapid inflation
inflation gas » inflation das, inflation bias, inflation tax
des fabrique » la fabrique, des briques
prices 3.1 » prices 2.1, prices 3.2, prices 2.3.1
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology gaps inflation gas prices 3.1 communication costs de developpement des fabrique.*.