Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
et communication » et communicatione, get communication, debt communication
relations 6.3.2 » relations 6.3.1, relations 2.3.2, relations 3.3.2
developments a » developments _, developments 4, developments 3
technology et » technology e, technology ecit, technology eimt
et relations » des relations, 3 relations, ethnic relations
6.3.2 crisis » 13.2 crisis, 2.2.2 crisis, 2.3.1 crisis
cost recent » most recent, modest recent, about recent
crisis et » crisis el, crisis en, crisis eu
a aortic » _ aortic, _ artic

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

• Adding a wildcard symbol may retrieve word variants: technology et relations 6.3.2 crisis et communication cost recent developments a aortic.*.