Perhaps you should try some spelling variations:
face communication » voice communication, de communication, time communication
factor development » factors development, sector development, actors development
technology 2.2 » technology _, technology 1, technology 3
2.2 relations » 1.2 relations, 2.4 relations, 2.2 relational
costs factor » loss factor, cost vector
relations 3 » relations _, relations a
crisis face » crisis race, crisis fair, crisis finance
3 crisis » 1 crisis, 19 crisis

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

• Adding a wildcard symbol may retrieve word variants: technology 2.2 relations 3 crisis face communication costs factor development _ artic.*.