Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
transformation case » transformation based, transformation a, transformation als
par communications » paper communications, peru communications, partie communications
4 development » 2 development, 4 developing
l'esr par » l'esr la, l'esr partie
costs 4 » costs _, costs a, costs 4.2
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologies _ transformation case l'esr par communications costs 4 development a areas.*.